ESL Grammar Index

The following links are alphabetically organized, and, after each grammar topic, the sites range from basic to advanced. All of these links should be free and not require signing in or registering, and they should have a minimum of advertising. (Student and faculty comments are in parenthesis and are bold and in italics.)

Disclaimer:  Links lead to outside websites which may not all be accessible to some students

 Adjectives

Beginning Levels 1-3:

• a4esl - Comparative & Superlative 

• eflnet.com - Adjectives, Comparative and Superlative (tutorial & quiz) Comparative Adjectives (Beginner to Intermediate) Superlative Adjectives (Beginner to Intermediate)

• english-zone.com -  What is an ADJECTIVE?  Find the Adjective 01  Find the Adjective 02  Sentences With Adjectives  Adj. Opposites 1   Adj. Opposites 2    Practice two-syllable comparatives ending in Y. (pretty – prettier, busy – busier) Superlatives 1 Practice one-syllable superlatives.  (tall – the tallest, new – the newest)  Superlatives 2  Practice two-syllable superlatives ending in Y.  (pretty – the prettiest, busy – the busiest)  Superlatives 3  Practice two or more syllable superlatives not ending in Y. (famous – the most famous)  Superlatives 4  Practice irregular superlatives.  (good – the best)

• UsingEnglish. com -Adjectives- positive & negative Comparatives Comparatives and Superlatives  Fewer & Less (Avoid the ads)

Intermediate Levels 4-6:

• Brain Pop -Adjectives ending in ed/ing (Cute animation)

• EnglishZone.com - Comparatives 2   Comparatives 3 Comparatives 4- irregular

• UsingEnglish.com - ed vs. -ing (The quiz is easy!)  Order of Adjectives  Adjective + Preposition Adjective or Present Participle? Adjectives and Adverbs with the same form Adjectives ending -ful and -less Adjectives ending -ible and -able Adjectives ending -ic & -ical (Adjectives- Order Adjectives- Order 2  Interesting & Interested, etc (Avoid the ads)

• ESL Blues  Bored vs. Boring, I'm Exhausted I'm Still Exhausted Frustrat-ING/-ED Trivia quiz on superlatives and Comparing: The Best, Most Honest, Etc. (Here are so many practices.  The more you practice, the more you could remember.）

• eflnet.com - Comparative and Superlative Adjectives (Intermediate)

• a4esl - Comparative & Superlative 2  Participles - ing vs. ed 

• Perfect English Grammar -   Participle Adjectives (ED and ING Adjectives) 1  Participle Adjectives (ED and ING Adjectives) 2  Adverbs or Adjectives 1  Comparative Adjectives 1  

• englishzone.com -   Adjective Order Lesson  Adjective Order Quiz  Using Nouns as Adjectives 1  Using Nouns as Adjectives 2  Adjectives of Quantity  Comparative Adjectives and Adverbs  Adjective + Infinitive 1  Adjective + Infinitive 2  Adjective + Infinitive 3   Participial Adjectives 1 Participial Adjectives 2 Tired or Tiring?  -ED or -ING?  The movie was bored or boring?   Comparatives 3  Practice two or more syllable comparatives not ending in Y. (famous – more famous than)  Comparatives 4  Practice irregular comparatives. (good – better than)   Comparatives Mega Quiz  Practice 50 challenging comparatives!  Superlatives Mega Quiz  Practice 50 challenging superlatives!  Comparatives & Superlatives Quiz

Advanced Levels 7-9, ESLA 3180, ESL 182:

• UsingEnglish. com -Adjective or Adverb? (All level quiz)

• learningenglish.voa.com - Word Order of Adjectives  Adjectives and Prepositions (video explanations and examples) 

• a4esl -Adjective Order Natural Order of Adjectives  Comparative & Superlative 3

• Learn 4 Good - Adjective word order（This is very useful, It's good for your writing.)

(Good introduction for adjective word order. I think we should know this in lower levels.)

• englishzone.com - Animal Adjectives (Super-Difficult!) Number Expressions as Adjectives

• Grammar-Quizzes.com - Adjectives summary and quizzes (Very complete) (Useful! I like it. It is helpful for level 8 students.) 

Adjective clauses

Advanced Levels 7-9, ESLA 3180, ESL 182:

• Grammar-Quizzes.com - Adjective clauses summary and quizzes (Very helpful, detailed explanation for all kinds of adjective clauses.)

• esl.about.com - Subordination with Adjective Clauses

Adverbs

Beginning Levels 1-3:

• a4esl.com -  Adjective or Adverb? Word Choice  Adjective or Adverb  Adjective or Adverb 2   Adjective or Adverb  Adverbs or Adjectives

• efl.net - Adverbs of Frequency (Beginner)

• UsingEnglish. com - Adverbs with 2 Forms  Adverbs- Position in sentence  Good & Well  (Avoid the Ads)

• english-zone.com -    What is an ADVERB?  Find the Adverb 01  Adjective or Adverb? 01  Adjective or Adverb? 02  Adjective or Adverb? 03

• Grammar Bank - Adjectives or Adverbs Explanation and Exercises

Intermediate Levels 4-6:

• learningenglish.voa.com - Adverbs  (video explanations and examples)

• thoughtco.com - adverb placement in English  article and video

• UsingEnglish. com - Adverbs of degree Adverbs with two forms Adverbs- Position 

• efl.net - Adverbs, Comparative and Superlative (tutorial & quiz)  Comparative and Superlative Adverbs  Comparisons Adverbs of Frequency

• englishzone.com - Adverbs of Frequency 1 ALWAYS / USUALLY / OFTEN  Adverbs of Frequency 2 NEVER / RARELY / SELDOM  Adverbs of Frequency 3  NEVER / RARELY / SELDOM in Negative Sentences

• Perfect English Grammar -    Adverbs or Adjectives 1 

• English Page - so vs. such 

• English ESL Store.net - so vs. such (It's easy!)

• UsingEnglish.com - So, Too & Very  (Avoid the Ads)

• Adverbs of Frequency, Video mmm.English

Advanced Levels 7-9, ESLA 3180, ESL 182:

• UsingEnglish. com -  Just Rather   (Avoid the Ads)

• Grammar-Quizzes.com   adverbs summary and quizzes    (Good website!）

Adverb Clauses

Intermediate Levels 4-6:

• Learn 4 Good - Adverb Clauses

• esl.about.com adverb clauses

• 5 Minute English Lessons - Using because to connect sentences

• a4esl.com adverb clauses: Cause and effect relationships

Adverb Clauses Reduced 

Intermediate Levels 4-6:

• a4esl Reduced Adverb Clauses Active and Passive Meanings

• thoughtco.com -  What are reduced adverb clauses and how do they work.  Definiton and Examples Explanation

"Another, Other, The Other, Others"

see also articles

Intermediate Levels 4-6 to Advanced Levels 7-9, ESLA 3180, ESL 182:

• UsingEnglish. com - Another, Other & Others (Avoid the Ads)

• a4esl  Another, The Other, The Others, Others Another, The Other, The Others, Others Articles II  

• English Zone: Another/the Other 1, 2, 3, 4, Expressions with "other"

• English-test : Other, another, others, the others

"Any, Some"

see Noun Determiners

Articles "A, An, The"

Beginning Levels 1-3:

• a4esl-   A, An, The or Nothing A, An or Nothing A or An,  Famous People (Article Quiz) Articles II Articles - Health Clubs

Intermediate Levels 4-6:

• Perfect English Grammar -   A Little / A Few Exercise 1  Bed / Home / Work / Town Exercise 1   Some and Any Exercise 1  Some and Any Exercise 2  Articles with Geographical Names Exercise 1  Articles with Geographical Names Exercise 2  

• Grammar Bank - Explanation and Exercises

• learningenglish.voa.com - Zero Articles to Make Generalizations  (video explanations and examples) 

Advanced Levels 7-9, ESLA 3180, ESL 182: 

• English Zone: Another/the Other 1, 2, 3, 4, Expressions with "other"

• Grammar-Quizzes.com articles summary and quizzes

"As..As, Such As, So That, Such That"

Intermediate Levels 4-6:

• Grammar Bank -   Worksheet 1 - Intermediate ESL  Worksheet 2 - Intermediate ESL

Auxiliary Verbs

• esl.fis.edu - Auxiliary Verbs (Nice site for clear explanation. No ads! )

to Be

Beginning Levels 1-3:

• Brain Pop -Pronouns and Be (Cute animation)

• UsingEnglish. com - Am, Are & Is (Avoid the Ads)

• a4esl - Am, Are or Is  The Verb "To Be" Was-Were  Was or Were

• ESL Blues -:I'm booking A Flight. There is/are.   In My Apartment There's a ...

Intermediate Levels 4-6:

• a4esl - To Be" or "To Do" in Questions  BE Verb - Present and Past  To Be: Past and Present

• ESL Blues - Questions animated explanation with links to more.   How Old Are You?  Renting an Apartment   Stuck in Traffic: Present tense forms. Telephone Job Interview: Asking questions. (like this link! Good practice conversation)

"Borrow or Lend"

Intermediate Levels 4-6:

• learningenglish.voa.com - Lend vs. borrow (video explanations and examples) 

• a4esl - Borrow or Lend    (Too easy to get the answers)

• english-zone.com -   Borrow or Lend? (Help Box Available)

Causative

Intermediate Levels 4-6:

• Grammar Bank - Explanation and Causative Exercise 1, Causative Exercise 2 (Good for practicing)

• Perfect English Grammar -  Causatives Exercise 1 (Have / Get Something Done)  Causatives Exercise 2 (Have Someone Do Something / Get Someone to Do Something)  Let and Make Exercise 1 (Excellent)

Conditionals "If, Wish, etc."

Intermediate Levels 4-6:

• English Club - Conditionals Quiz

• English Grammar 4U - Conditional 1 Simple, Conditional 1

• UsingEnglish. com -Will or Would Conditionals Conditionals- Time Identifying Conditionals If If or Unless?Mixed ConditionalsMixed Conditionals - 2 Unless, Providing, Provided & As Long As Which conditional? (Avoid the ads)

• English Lingolia - Conditional I Grammar, Conditional I Exercises

• English Hilfen - Conditional II Exercises 1, Conditional II Exercises 2 (Good exercises)

• Perfect English Grammar -   Make the first conditional  Make the second conditional  

Make the third conditional  Make the zero conditional  Make the first, second and third conditionals  Write your own endings to conditional sentences (PDF)  

• English Page - The Conditional (Lots of exercises and explanations here)

Advanced Levels 7-9, ESLA 3180, ESL 182:

• learningenglish.voa.com - Conditionals without if  Wish (Past Present)  Wish (Future)  As if, Though,  (great video explanations and examples) 

• a4esl - If Clauses If or Unless

• English Grammar 4U - Continuous, Conditional II Simple, Conditional II Continuous, Subjunctive, If Clauses

• Grammar-Quizzes - Conditionals Summary and Quizzes (It is excellent!)

Comparative Clauses

(See also adjectives for comparative words)

Intermediate Levels 4-6:

• Grammar-Quizzes - Comparative Clauses

Conjunctions

See also sentence combining

Beginning Levels 1-3:

• UsingEnglish. com - And & But As  While or During  (Avoid the ads)

Intermediate Levels 4-6:

• a4esl - Conjunctions - Level 1

• Proprofs - Conjunctions - Level 2 (It's easy) 

• UsingEnglish. com - Conjunctions (Avoid the Ads)

• Grammar Bank - Conjunctions Exercises

Advanced Levels 7-9, ESLA 3180, ESL 182:

• a4esl - Connectives (Not too difficult) And So ...

Count Nouns

See  Nouns:-Count-Nouns-and-Non-Count-Nouns-Singulars-Plurals-Determiners-Quantifiers

Direct and Indirect Speech

Intermediate Levels 4-6:

• UsingEnglish. com - Indirect speech  (Avoid the Ads)

• Perfect English Grammar       Indirect Questions 1  Indirect Questions 2  Indirect Questions 3  

"Either, Neither, Too"

Intermediate Levels 4-6:

• 5 Minute English - Either, Neither, and Too (It's useful)

Advanced Levels 7-9, ESLA 3180, ESL 182:

• UsingEnglish.com -Either & Neither Both, Either, Neither (It's confusing but helpful)

Embedded Questions (Indirect Questions)

Intermediate Levels 4-6:

• learngrammar.net - Embedded Questions - Definitions and Examples

• Perfect English Grammar     Reported Yes/No Questions  Reported Wh Questions  Mixed Reported Questions (PDF)   Embedded Questions in Statements  Embedded Questions in Statements    Indirect Questions 1  Indirect Questions 2  Indirect Questions 3  

"Enough" & "Too"

Beginning Levels 1-3:

• UsingEnglish. com - Enough Enough & Too Enough & Too 2 Enough- 2 Too & Enough (Avoid the ads)

Intermediate Levels 4-6:

• english-zone.com -   Too / Enough

• thought.co.com - How to Place Too and Enough   article and quizzes

"Ever" & "Never"

Beginning Levels 1-3:

• UsingEnglish.com - Ever & Never (Avoid the ads)

"Few" & "Little or less"

see Noun Determiners

Intermediate Levels 4-6:

• Grammar Bank -  Determiners / Quantifiers Explanation and Practice  Little A Little Few A Few Explanation and Exercise  Determiners and Quantifiers Tests (Little bit confusing)

• UsingEnglish. com -Few & Little Few or Little- 2  Fewer & Less (Avoid the ads)

"For" vs. "Since"

See "Since" vs "For"

Future Continuous (Progressive) Tense

Intermediate Levels 4-6:

• Perfect English Grammar -  Future Continuous Positive  Future Continuous Negative  Future Continuous Questions  

• eflnet.com - 

Future Progressive with BE GOING TO - Basic Form Exercise (Intermediate)

Future Progressive with BE GOING TO- Negative Contractions Exercise 

Future Progressive with BE GOING TO - Yes / No Questions Exercise 

Future Progressive with BE GOING TO - Information Questions Exercise 

Future Progressive with WILL - Basic Form Exercise 

Future Progressive with WILL - Negative Contractions Exercise 

Future Progressive with WILL - Yes / No Questions Exercise 

Future Progressive with WILL - Information Questions Exercise 

Future Perfect Continuous (Progressive)

Intermediate Levels 4-6:

• Perfect English Grammar -     Future Perfect Continuous Positive   Future Perfect Continuous Negative   Future Perfect Continuous Questions   Mixed Future Perfect Continuous Exercise

• eflnet.com - Future Perfect Progressive Basic Form Exercise (Intermediate)

Future Perfect Progressive - Negative Contractions Exercise

Future Perfect Progressive - Yes / No Questions Exercise

Future Progressive - Information Questions Exercise

• englishpage.com - future perfect continuous explanation   future perfect vs future perfect continuous

Future Perfect Tense

Intermediate Levels 4-6:

• Perfect English Grammar -  Future Perfect Positive  Future Perfect Negative  Future Perfect Questions  Mixed Future Perfect Exercise  

• eflnet.com - Future Perfect with WILL Basic Form Exercise    Negative Contractions Exercise   

Future Perfect with WILL - Yes / No Questions Exercise    Information Questions Exercise  

Advanced Levels 7-9, ESLA 3180, ESL 182:

• a4esl -   "Will Be Doing" or "Will Have Done"

• englishpage.com -future perfect continuous explanation   future perfect vs future perfect continuous

• Grammar Bank -  Future Perfect and Perfect Progressive Explanation and Exercise

Future Tenses

Beginning Levels 1-3:

• eflnet.com - Future with BE GOING TO - Agreement Exercise    BE GOING TO- Negative Contractions Exercise    BE GOING TO - Yes / No Questions Exercise    B GOING TO - Information Questions Exercise Future with WILL- Negative Contractions Exercise   WILL - Yes / No Questions Exercise    

Intermediate Levels 4-6:

• Grammar Bank -   Future Tense Exercise: Will vs Going To Will or Be Going To Worksheet (Good exercises, but avoid the ads)

• thoughtco.com - Will and Going to article

• English Club - Future Time Quiz (It's helpful)

• a4esl - Going To  "Will Be Doing" or "Will Have Done"  (Number 5 is wrong)

• English Grammar 4U Future Simple I (will), Future Simple I (be going to) (nice explanations and tests)

• Perfect English Grammar -     Future Simple Positive  Future Simple Negative  Future Simple Questions  Future Simple or Present Simple Exercise 1  Mixed Future Forms Exercise

Advanced Levels 7-9, ESLA 3180, ESL 182:

• thoughtco.com - Future Tenses Review article and quizzes

Gerunds & Infinitives

Intermediate Levels 4-6:

• English Club quiz on Gerunds and Infinitives (The quiz is very easy.) (The accompanying article is solid.)

• Brain Pop -Gerunds (Cute animation)

• UsingEnglish. com -Try to do & Try doing, etc  Used to & Be/Get Used To  Used to, get used to & be used to (Very good exercise) 

• Grammar Bank - Gerund vs Infinitive Explanation and Exercises (Good article using tables)

• Perfect English Grammar -   Gerunds and Infinitives Exercise 1  Gerunds and Infinitives Exercise 2  Gerunds and Infinitives Exercise 3  Gerunds and Infinitives Exercise 4  (Excellent)

Advanced Levels 7-9, ESLA 3180, ESL 182:

• a4esl - Gerund or Infinitive Misuse of the Infinitives Verb Form Quiz - Gerund or Infinitive (Excellent, British vocab.)

• thoughtco.com - Verbs Taking Gerund or Infinitive With a Change in Meaning  (Very good article and quiz, many ads)

• ESL Blues -  I Like Doing / to Do It    I Like Doing it 2  (Excellent)

• English Club - Infinitive or -ing Quiz Gerunds Quiz  (Excellent)

• UsingEnglish. com -Gerund or Infinitive? Gerund or Infinitive ? Gerunds, Participles and Infinitives Infinitive or GerundRemember + gerund or infinitive (Many ads but worth it. Very advanced)

• English Page.com Explanation and many exercises (Many exercises about Infinitive and Gerunds. Great!)

• ThoughtCo.com Quiz  (20 questions with feedback after each question. Level 8-9)

• UsingEnglish.com Definition and Intermediate and advanced explanation and exercises ( I find this site really useful)

• ESL US Gerunds and Infinitives Quiz (This quiz is level 9)

• Grammar Quizzes Gerunds Summary (Tests use of gerunds as subjects, objects, and more) and Infinitives Summary (2 quizzes in 1, a beginner level and an intermediate level)

• eflnet.com - Gerunds vs. Infinitives Quiz 1 (Intermediate to High Intermediate)  Gerunds vs. Infinitives Quiz 2 Gerunds vs. Infinitives Quiz 3   Gerunds vs. Infinitives Quiz 4  (Very good quizzes; instant feedback)

"Good vs. Well"

Beginning Levels 1-3:

• eflnet.com - Good and Well

Intermediate Levels 4-6:

• english-zone.com -  Good or Well?

Idioms 

Intermediate Levels 4-6:

• Brain Pop - Idioms (Cute animation)

• eflnet.com - Idioms Gallery  Idioms List  

• Idiom Connection - list of Organized Idioms and Quizzes  (Very nice, useful and interesting website, I highly recommend it: it seems difficult when you read the idiom and becomes easy when you read the meaning).  

• Learning English at VOA News - English in a Minute Videos that teach idioms

"If" Clauses

- If Clauses see also Conditionals

Intermediate Levels 4-6:

• a4esl - If Clauses

• Grammar Bank -  If Clauses Explanations and Exercises

• UsingEnglish. com -Will or Would (Avoid the ads)

 Indirect Speech

see Direct and Indirect Speech

Infinitives

See also Gerunds and Infinitives

Beginning Levels 1-3:

• UsingEnglish. com -Infinitives with or without 'to'   Infinitives with or without 'to' (2) 

Intermediate Levels 4-6:

• english-zone.com -Adjective + Infinitive 1   Adjective + Infinitive 2   Adjective + Infinitive 3

Inversion

Advanced Levels 7-9:

• UsingEnglish. com  -   Inversion (Avoid the ads)

• Perfect English Grammar - Inversion

Irregular Verbs

Beginning Levels 1-3:

• Jacub Marion's - Irregular verbs similar in the present and past tense: (Helpful when learning irregular verbs)

Intermediate Levels 4-6:

• ESL Blues: List of Irregular Verbs + Rules  

 A-B    C-E     F-G   H-M   P-S   SH-SP   SW 

• LanguageGuide.org - Irregular Verbs 1 and 2

•  VeryABC - My Beard    A Disastrous Day   Jeopardy Quiz  The Hockey Game - A Little Accident  (such funny and useful games!)

• ESLBlues - Double Quiz: Past tense forms

• IsweareEnglish - Explanation and Explanation and Video for Present Perfect Irregular Forms

• a4esl - Irregular Verbs Quiz 1   Irregular Verbs Quiz 2  Irregular Verbs Quiz 3

Irregular Verbs Quiz 4  Common Irregular Verbs - 3 Forms   Common Irregular Verbs - 5 Forms  Lie or Lay  Raise or Rise? 

• Perfect English Grammar -   Irregular Past Simple, Part 1  Irregular Past Simple, Part 2  Irregular Past Participle, Part 1  Irregular Past Participle, Part 2

• chompchomp.com:  Irregular Verbs

• English Grammar 4U  :  Irregular Verb List and Exercises 

Advanced Levels 7-9:

• English Page Irregular Verb Dictionary

Independent Clauses

Advanced Levels 7-9, ESLA 3180, ESL 182:

• Commnet - Identifying Independent Clauses (good for fixing run-on sentences)

• Grammar Untied - Identifying various clauses and phrases (good if you really love grammar)

"Little" & "A Little" or "Less," "A Few"  or "Few"

see Noun Determiners

"May be  or Maybe"

Intermediate Levels 4-6:

• english-zone.com -  May be or Maybe? 3  Is it an adverb, or a modal + verb combination? (Help Box Available)

"Make" or "Do"

Intermediate Levels 4-6:

• english-zone.com - Do or Make 1

• a4esl - Do or Make  Did or Made  Make or Do

• eflnet.com -   Make / Do Quiz   Do or Make 2   Do or Make 3

• Perfect English Grammar -   Make or Do Exercise 1  Make or Do Exercise 2  Make or Do Exercise 3  Make or Do Exercise 4  

"Many" vs. "Many of"

Beginning Levels 1-3:

• UsingEnglish. com - Many or Many of   (Avoid the ads)

Modal Auxiliary Verbs

Intermediate Levels 4-6:

• a4esl - ability  Modals  (Excellent, easy to use)

• English Club - Have to, Must Quiz  Can, Could Quiz  (Very good quizzes but cumbersome to check answers)

• Perfect English Grammar -     Modal Verbs of Ability 1  Modal Verbs of Obligation 1  

• Modal verbs of Probability 1  Modal verbs of Probability 2   (Very good exercises with instant feedback)

• learningenglish.voa.com - be supposed to   (No quizzes!) (cool video explanations and examples) 

Advanced Levels 7-9, ESLA 3180, ESL 182:

• UsingEnglish. com -  Modals Must & Can May or Might Mixed Modals Mixed Modals 2 Modal Check Modals- Meaning Modals- Permission and Requests  (Excellent, challenging; Note: Modal Check tests grammar rules, very difficult; very advanced, uses British forms: shan't, etc.)

• Grammar Quizzes - Summary and many quizzes  (It's a great website! Many great modal topics accompanied by quizzes )

• Grammar Bank -  Modal Verbs Explanation and Exercises(The site is somewhat clunky, but there are good quizzes)

• English Page - Can, Could, Have to, Must, Might and Should Exercise (Can check correct answers) Modals  (It is hard)

"No" vs "Not and None"

Beginning Levels 1-3:

• eflnet.com - No or Not

• UsingEnglish. com  - No & Not No, None & Not (Avoid the ads)

"Not Only...But Also" and "Both... And"

• learningenglish.voa.com - Both...and, Not Only...but also  (video explanations and examples) 

Nouns: Count Nouns and Non-Count Nouns, Singulars, Plurals, Determiners, Quantifiers

Beginning Levels 1-3:

• a4esl - How Many?-How Much? (It's easy.)

• eflnet.com - Count/Noncount Nouns (tutorial & exercise)  Count/Noncount Nouns Plural Nouns Plural Nouns and Verb Agreement   Much/Many, A lot of (tutorial & quiz)  Much and Many

• Morris Bibliowicz's webpage - Singular to Plural, and Irregular Plural Nouns.   (Good place to start)

• English-At-Home: Some-/any-/no-body, etc (Exercise with the time setting)

• 2ndgradeworksheet- Singular and Plural Nouns Worksheet downloadable worksheets

• UsingEnglish. com -  Countable or Uncountable- 2 Countable or Uncountable? Plurals   Singular or Plural? Few & Little Few or Little- 2  Much or Many (Avoid the ads)

• efl.net -  Much/Many, A lot of (tutorial & quiz) Much and Many   Any and Some (Beginner)

• Ginger- Noun plurals-Singular and Plurals Noun.  (avoid the ads!)

• a4esl's - nouns page  Plural Forms and Irregular Nouns  A Little-A Few

• Grammar Bank -  Determiners / Quantifiers Explanation and Practice  Little A Little Few A Few Explanation and Exercise  Determiners and Quantifiers Tests (Little bit confusing)

• esl.fis.edu - Some/any (Nice site for clear explanation. No ads! Click on the pink link to find the preposition quizzes )

Intermediate Levels 4-6:

• learningenglish.voa.com - Noncount nouns  (great video explanations and examples) 

• Perfect English Grammar -   A Little / A Few Exercise 1  Bed / Home / Work / Town Exercise 1  

• Some and Any Exercise 1   Some and Any Exercise 2  

• ESL Blues -A(n) or Nothing: Count/Non-count Words 1     2       Common Expressions     Flash Quiz 1   Quiz 2   Quiz 3   Quiz 4   Use of how much/many: Night Skiing:  Place Names with or without 'the:'

• a4esl - Assorted Count and Noncount Nouns  Countable or Non-Countable Nouns  Countable and Noncountable Nouns

• University of Victoria- Count and Non-count Noun 1 (It's easy but useful)

• eflnet.com - count/noncount  Agreement (all, most, some, half, part) (Intermediate)

• myenglishpage- Countable and Uncountable Nouns (It has lots of pages that talk about the techniques in learning English at the left side)

• thoughtco.com -  Guide to Expressions of Quantity  Guide and quizzes (click on the headings to see the quizzes)

Advanced Levels 7-9, ESLA 3180, ESL 182:

• english-zone.com - A Few/Few and A Little/Little

• a4esl's - Plurals   Singular, Plural or Possesive Some or Any  (these are tougher!)

• ESL Instructor.net - determiners (Error correction exercise is good for writers)

• grammarbank- Determiners Articles Quiz (It's helpful. Look at the advanced tests)

• ESL Blues - Count and non-count nouns: Quiz 3  Quiz 4 (Difficult!) such/such a  Such a hard quiz! 

Parallel Verbs

• 5 Minute English  - Using Parallel Verbs.

Participles

Intermediate Levels 4-6:

• a4esl - Participles - ing vs. ed  

• Brain Pop -Adjectives ending in ed/ing (Cute animation)

• Using English - ed vs. -ing (The quiz is easy!)

• ESL Blues  Bored vs. Boring, I'm Exhausted I'm Still Exhausted Frustrat-ING/-ED Trivia quiz on superlatives and Comparing: The Best, Most Honest, Etc. (Here are so many practices.  The more you practice, the more you could remember.） 

Advanced Levels 7-9, ESLA 3180, ESL 182:

• a4esl - Participles - Proposition 215

Parts of Speech

Intermediate Levels 4-6:

• English Club - Parts of Speech Quiz(Easy Quiz! but helpful)

• ESL.com's Parts of Speech

• esl.fis.edu - Parts of Speech (Nice site for clear explanation. No ads! )

Advanced Levels 7-9, ESLA 3180, ESL 182:

• a4esl - Word Groups - Parts of Speech Identify the Parts of Speech 

Passive & Active Verbs

Intermediate Levels 4-6:

• Brain Pop -Passive: Present Simple (Cute animation)

• esl.fis.edu - Passive  (Nice site for clear explanation. No ads! Click on the pink link towards the bottom for quiz)

• English Club - Active or Passive Quiz (Good exercise)

• UsingEnglish. com -Active or PassivePassivePassive (2)  Passive (1)(Avoid the ads)

• Morris Bibliowicz's webpage - Passive Voice and More Passive Voice

• a4esl - Active or Passive Voice 

• esl US - Active to Passive 1 and 2 (Exercise, It's useful!)

• eflnet.com - Passives (tutorial & quiz)  Passives   Passives

• Perfect English Grammar -   Passive with the Present Simple  Passive with the Past Simple  Passive with the Present Perfect  Passive with the Future Simple  Passive with mixed tenses  Passive with verbs with two objects  Passive in subordinate clauses  Ergative and Unaccusative Verbs

Advanced Levels 7-9, ESLA 3180, ESL 182:

• English Zone of Passive and Active Verbs (Detailed summary, no exercise.)

• eflnet.com -  Passives

• ESL Blues - Passive verb forms in the past -  Grammar and Trivia Quiz    Active/passive verbs  Space/Exploration  (difficult)

• a4esl -  Active and Passive (It's good to learn every tense of active and passive, but don't click on the ads!)

• esl.about.com  Grammar explanation and Active to Passive worksheets

• Grammar Quizzes Passive Summary (Note the many links to participles and participial phrases)

Past Tenses

See Simple Past, Past Continuous (Progressive), Past Perfect, Past Perfect Continuous (Progressive)

Intermediate Levels 4-6:

• Grammar Check - Past Tense Summary

Past Continuous (Progressive) Tense

Beginning Levels 1-3:

• eflnet.com - Past Progressive Basic Form Exercise   Past Progressive - Negative Contractions Exercise  Past Progressive - Yes / No Questions Exercise   Past Progressive - Information Questions Exercise  

Intermediate Levels 4-6:

• Brain Pop -Past Progressive: Interrupted Action (Cute animation)

• Grammar Bank - Simple Tenses / Past Continuous With Vocabulary (Good exercises and explanations, but avoid the ads)

• esl.fis.edu - The Past Continuous Tense (Nice site for clear explanation. No ads! Click the pink link at the bottom for quizzes.)

• eflnet.com - Simple Past and Past Progressive Exercise

• English Club - Past Continuous Quiz

• English Grammar 4U - Past Progressive (Continuous)

• Perfect English Grammar - Past Continuous Positive and Negative  Past Continuous Questions  Past Continuous Mixed Exercise 1  Past Continuous Mixed Exercise 2  Past Simple or Past Continuous Exercise 1  Past Simple or Past Continuous Exercise 2  

• 5 Minute English  - Using the Past Continuous with the Simple Past Tense

Past Perfect Tense

Intermediate Levels 4-6:

• ESL Blues - What a night! (with exercises)

• English Grammar 4U - Past Perfect Simple (explanation on that page and there are exercises.) 

• eflnet.com - Past Perfect Basic Form Exercise   Negative Contractions Exercise  Past Perfect - Yes / No Questions Exercise   Past Perfect - Information Questions Exercise  

• thoughtco.com - Past Perfect Worksheets article and quizzes

• Grammar Bank -  Simple Past vs Past Perfect Tenses Exercise and explanation (It is good exercise and you can write your own story based on this exercise) Simple Past vs Past Participle Exercise Present Perfect or Past Perfect Tenses Exercise - Intermediate  (good explanations and exercises)

• Perfect English Grammar -  Past Perfect Simple Positive and Negative  Past Perfect Simple Questions  Choose the Past Perfect or the Past Simple  

• English Page - Past Perfect (good website with usage and explanation with examples)

Past Perfect Continuous (Progressive)

Intermediate Levels 4-6:

• English Grammar 4U - Past Perfect Progressive (Continuous), Exercise page  (Please work on the exercise to get more understanding)

• eflnet.com - Past Perfect Progressive Basic Form Exercise     Negative Contractions Exercise   Past Perfect Progressive - Yes / No Questions Exercise     Information Questions Exercise  

• thoughtco.com - Guide to Past Perfect and Past Perfect Continuous article and quizzes

Phrasal Verbs

Intermediate Levels 4-6:

• Brain Pop -Phrasal Verbs (Cute animation)

• a4esl - Phrasal Verbs (Good one - I like it)  Look At - Look For - Look After (it is easy)

• Perfect English Grammar -   Phrasal Verbs Exercise 1  Phrasal Verbs Exercise 2  Phrasal Verbs Exercise 3 

• 5 Minute English - Phrasal Verbs using Do  Phrasal Verbs with Go Phrasal Verbs with Come Phrasal Verbs with Get Phrasal Verbs Using Take 

• Grammar Bank - list of phrasal verbs and exercises listed at the bottom. (Avoid the Ads by clicking on subject explanations and phrasal verb quizzes.)

• learningenglish.voa.com - introduction to phrasal verbs, phrasal verbs + back, phrasal verbs + back (part 2), phrasal verbs +take,  sign up, sign in, check in, check out,  Three-Part Phrasal Verbs  (Cool video explanations and examples) 

• UsingEnglish.com - a list of 90 verbs + preposition and links to a quiz for each  (All level quiz. Avoid the ads)

Advanced Levels 7-9, ESLA 3180, ESL 182:

• learningenglish.voa.com - Euphemistic Phrasal Verbs  (video explanations and examples)

• English Page - Phrasal Verbs with Prepositions (It is helpful to guess the words meaning)

Phrasal Verb Dictionary (Great! Many useful verbs.)

Possessives

(See also pronouns)

Intermediate Levels 4-6:

• efl.net - Possessives

• 5 Minute English Lessons -  Its vs It's

Prepositions

see also Phrasal Verbs

Beginning Levels 1-3:

• a4esl - Prepositions: At, In and On Prepositions Prepositions: At, In & On In, At or On Prepositions Prepositions I Prepositions II Prepositions III Prepositions - Level 1 In-At with Places  In-On-At At-On-In Used in Time and Dates  At-By-With  Prepositions

• eflnet.com - Prepositions of time Exercise 9 (High Beginner - Intermediate) Prepositions of time Exercise 10 

• UsingEnglish. com - In On At In, On & At Made of, from, in, with & by Prepositions of Location- At & In Prepositions of Time- In On At Prepositions- Location Prepositions- Time  To & For (Avoid the Ads)

Intermediate Levels 4-6:

• ESL Blues -  At   In   On  Student Loan Blues 

• 5 Minute English  - Using Since and For, In, On, At + Time or Date 

• Perfect English Grammar -   Time Prepositions 1  Time Prepositions 2  Place Prepositions 1  Place Prepositions 2  Verbs + Prepositions 1  Verbs + Prepositions 2  Adjectives + Prepositions 1  

• UsingEnglish. com - Prepositions after Adjectives About & Of Above & Over At the end, in the end, etc Beside & Besides By or Until? Except & Except For For & To Front & Back Of & From Prepositional Phrases Prepositions after Adjectives 2 Prepositions after Nouns Prepositions after Nouns 2   (Avoid the Ads)

• a4esl - For or Since Prepositions Correct or Incorrect - Prepositions  Prepositions Pick a Particle: In, On or Up Prepositions  Prepositions - Level 2 Prepositions - Level 3   Astronomy (Preposition Quiz) On-In-At  

• eflnet.com - Prepositions Exercise 1  Exercise 2  Exercise 3  Exercise 4  Exercise 5   Exercise 6  Exercise7   Exercise 8

Advanced Levels 7-9, ESLA 3180, ESL 182:

• UsingEnglish. com -  Below & Under During, for and since Over & Above Prepositions after Verbs 2 Prepositions- words taking more than one preposition   (Avoid the Ads)

• a4esl - Particles in Conversation Questions - 1   - 2   - 3  - 4  - 5  - 6   - 7  USA Celebrations & Holidays  (confusing, but it's helpful)

• esl.about.com - Prepositions Quizzes #1, #2, #3, #4, #5, #6, #7

• English Page -  prepositions

Present Tenses

See Simple Present, Present Continuous (Progressive), Present Perfect, and Present Perfect Continuous

Advanced Levels 7-9, ESLA 3180, ESL 182:

• Grammar Quizzes Present Tense Summary (a great website, good exercises)

Present Continuous (Progressive) Tense

Beginning Levels 1-3:

• UsingEnglish. com - There is or There areThere Is or There Are ? (Avoid the Ads)

• Grammar Bank -  Simple Present vs Present Progressive Tense Quiz - Elementary

• English Grammar 4U - Present Progressive

• Perfect English Grammar - Present Continuous Positive and Negative 1  Present Continuous Positive and Negative 2  Present Continuous 'Wh' and 'Yes / No' Questions 1  Present Continuous 'Wh' and 'Yes / No' Questions 2  Present Continuous Mixed Exercise 1  Present Continuous Mixed Exercise 2  Present Continuous Mixed Exercise 3  Choose the Present Simple or Present Continuous Exercise 1  Choose the Present Simple or Present Continuous Exercise 2  Choose the Present Simple or Present Continuous Exercise 3

• eflnet.com -  Present Progressive Basic Form Exercise   Present Progressive - Negative Contractions Exercise Present Progressive - Yes / No Questions Exercise   Present Progressive - Information Questions Exercise

Intermediate Levels 4-6:

• ESL Blues -   Hurricane on the Way,  I'm Going to a Party  

• 5 Minute English - Simple Present vs Present Continuous 

• eflnet.com - Simple Present and Present Progressive  Simple Present and Present Progressive 2   Simple Present and Present Progressive 3

• Esl.about.com - Simple vs Continuous Tenses (Have to be patient, a lot of reading and exercises)

Present Perfect Tense

Intermediate Levels 4-6:

• English Grammar 4U - Present Perfect Simple (Clear definition)

• English Club - Present Perfect, 

• 5 Minute English - Have you ever...?, Past Participles

• ESL Blues - Dancing Duo:  (Useful exercise)

• Perfect English Grammar -  Present Perfect Positive  Present Perfect Negative  Present Perfect Questions  Present Perfect All Forms Mixed Exercise 1  Present Perfect All Forms Mixed Exercise 2  Choose the Past Simple or Present Perfect Exercise 1  Choose the Past Simple or Present Perfect Exercise 2  Choose the Past Simple or Present Perfect Exercise 3  Choose the Past Simple or Present Perfect Exercise 4

• UsingEnglish. com - Past Simple & Present Perfect  Present Perfect  Present Perfect Simple & Progressive Present Perfect Simple & Progressive 2 Present Perfect- Word Order (Avoid the Ads)

• Grammar Bank -  Simple Past or Present Perfect Exercise Simple Past vs Present Perfect Tense Exercise 2    Present Perfect Already / Just / Yet + Gone vs Been Exercises  Present Perfect vs Present Perfect Progressive Worksheet - Intermediate  Present Perfect or Past Perfect Tenses Exercise - Intermediate

Advanced Levels 7-9, ESLA 3180, ESL 182:

• eflnet.com - Present Perfect Basic Form Exercise   Present Perfect - Negative Contractions Exercise  Present Progressive - Information Questions Exercise  Present Perfect vs. Simple Past  

• Grammar Quizzes - Present Perfect Summary and Quizzes (Different levels of games)

Present Perfect Continuous (Progressive) Tense

Intermediate Levels 4-6:

• 5 Minute English Lessons - The Present Perfect Progressive Tense

• Perfect English Grammar -  Present Perfect Continuous Positive and Negative  Present Perfect Continuous Questions  Choose the Present Perfect Simple or Continuous 1  Choose the Present Perfect Simple or Continuous 2

• Choose the Present Perfect Simple or Continuous 3

• English Club - Present Perfect Continuous

• Grammar Bank -   Simple Perfect vs Perfect Continuous (Progressive) Tenses Worksheet  Future Perfect and Perfect Progressive Exercise (Good definition and exercises)

Pronouns

Beginning Levels 1-3:

• UsingEnglish.com - Subject/Object pronouns (easy)

• a4esl - Possessive Pronouns Possessive Adjectives

• eflnet.com - Pronouns (tutorial & exercise)  Pronouns ( this exercise is high beginner - intermediate)  Pronouns  Pronouns 3    Possessive Pronouns   Its vs. It's   Their vs. They're vs. There  Your vs. You're 

• learningenglish.voa.com - Pronouns and Gender  (nice video explanations and examples)

Intermediate Levels 4-6:

• Using English - Pronouns (good site, very convenient level 6-8)  Possessive/Reflexive (good site, very convenient level 6-8) They / Them /Their/Theirs      

• eflnet.com -  Reflexive Pronouns (tutorial & exercise)  Reflexive Pronouns Relative Pronouns Indefinite Pronoun                        

• ESL Blues -  The Camping Trip  Myself, yourself, each other, etc                              

• a4esl - Pronouns   Pronouns Object Pronouns  Reflexive Pronouns     

• english-zone.com - Your or You’re? 2  Is it an adverb, or a modal + verb combination? Your or You’re? 1  Is it a pronoun, or subject + verb combination? Your / You’re 3   Their / They’re or There?  Is it a pronoun, subject + verb combination, or a location word?

• 5 Minute English Lessons - Reflexive Pronouns , Its vs It's

• learningenglish.voa.com - Using Whose  (nice video explanations and examples) 

Question Forms "Yes/No" and "Wh"  Information Questions

Beginning Levels 1-3:

• ESLBlues - NEW ESL Blues Present Tense Questions (explained in animation)  Question Words  Flash drag-and-drop quiz 

• Using English - Question Words

• a4esl - Question Words   Question Words   Wh-Questions   Questions & Answers - Matching Quiz  Question Formation

Advanced Levels 7-9, ESLA 3180, ESL 182:

• ESL Blues-  Trivia and Grammer Quiz  Quiz Question words Murder or Suicide:  Questions

• a4esl - Question Formation II How & Complement - Matching Quiz What-When-Where What-Which-How Indirect Questions

• ESL Blues -Asking Question Flash quiz

• English Club - Questions Quiz

• Hilfen.de -  questions I & II

Reported Speech

Advanced Levels 7-9, ESLA 3180, ESL 182:

• EnglishGrammar 4U -  Reported Speech (The quiz is too easy!)

• learningenglish.voa.com - Reported Speech: Historic Present  (video explanations and examples) 

• 5 Minute English Lessons - Reported Speech Part 1, Part 2

• a4esl - Reported Speech  Reported Speech Reported Speech at a Much Later Time

• Perfect English Grammar -  Mixed Tense Reported Statements  Present Simple Reported Statements  PresentContinuous Reported Statements  Past Simple Reported Statements  Present Perfect Reported Statements  Future Simple Reported Statements  Reported Yes/No Questions  Reported Wh Questions  Mixed Reported Questions (PDF)  Reported Requests and Orders  Reported Speech Mixed Exercise 1  Reported Speech Mixed Exercise 2  'Say' and 'Tell'   

Relative Clauses

Intermediate Levels 4-6:

• Using English - Relative Pronouns I & II   Which and Where

• Perfect English Grammar -   Defining Relative Clauses 1  Defining Relative Clauses 2  Defining Relative Clauses 3  Defining Relative Clauses 4  

Advanced Levels 7-9, ESLA 3180, ESL 182:

• UsingEnglish.com - Omitting Relative Pronouns  (avoid the ads)

• Grammar Quizzes -  Relative and other Modifying Clauses  (very complete)

"Say" vs. "Tell"

Intermediate Levels 4-6:

• a4esl - Tell or Say (ok practice, but just so so)

• English Club - Say OR Tell  (very easy to understand.  Watch out for the many stupid ads)

• english-zone.com - Say or Tell? (Help Box Available)

• learningenglish.voa.com - Tell, Say, Speak, Talk (nice video explanations and examples)  

• Perfect English Grammar -   'Say' and 'Tell'   

• Cambridge dictionary -  Grammar

Sentence Combining

Intermediate Levels 4-6:

• 5 Minute English Lessons - Using because to connect sentences (very good)

• a4esl - Sentence Combining Choose the Best Connector 

Advanced Levels 7-9, ESLA 3180, ESL 182:

• Daniel O'Connell's Handout - Sentence Connectors

• UsingEnglish.com - Connectives Connectives and Contrastives  Contrasts (avoid the ads)

• learningenglish.voa.com - Transition Words (nice video explanations and examples) 

• english-zone.com -  Because/Even Though? 1  Because/Even Though? 2  Mini-Lesson and Quiz.

• chompchomp.com - Comma Splices & Fused Sentences (♥️ prizes ♥️) Fragments

• Grammar-Quizzes.com sentence connectors  so that/such that (These explanations are complete and there are exercises)

Sentence Parts

Advanced Levels 7-9, ESLA 3180, ESL 182:

• Actden.com  sentence parts

• Thought.com Sentence Parts and Sentence Structures Explanation and Video

• OWL Identify the subject and object

• grammar.ccc.commnet sentence parts and quizzes (for grammar lovers)

Simple Past Tense (Past Simple Tense)

Beginning Levels 1-3:

• ESL Blues - explanation in animation |Be-Questions

• a4esl - Simple Past Review (very interesting exercise)  Simple Past or Past Continuous - A Dialog

• Education First - Explanation of the simple past tense (very complete)

• English Grammar for you- Simple Past

•  UsingEnglish. com - Am, Are & Is  Don't & Doesn't (Avoid the Ads)

• Grammar Bank - Simple Past Tense Exercises - Beginners  (Good exercises, but avoid the ads)

• eflnet.com - Simple Past with BE Exercise    Simple Past with BE - Yes / No Questions Exercise  Simple Past - Negative Contractions Exercise   Simple Past - Yes / No Questions Exercise   Simple Past - Information Questions Exercise   Irregular Verbs (tutorial)  Irregular Past Tense  

Intermediate Levels 4-6: 

• a4esl - Simple Past Irregular Verbs Exercise    Simple Present vs Present Progressive With Vocabulary  2  3 4 5

• Perfect English Grammar - Past Simple Positive and Negative with 'be'   Past Simple Questions with 'be' Past Simple All Forms with 'be' Mixed Exercise   Past Simple Positive Irregular Verbs (exercise 1)   Past Simple Positive Irregular Verbs (exercise 2)   Past Simple Negative  Past Simple 'Yes / No' Questions  Past Simple 'Wh' Questions  Past Simple All Forms Mixed Exercise 1   Past Simple All Forms Mixed Exercise 2  Past Simple All Forms Mixed Exercise 3 Past Simple All Forms Mixed Exercise 4

• eflnet.com -   Irregular Verbs (tutorial)  Irregular Past Tense  Irregular Past Tense 2 (High Beginner and up) Subject - Verb Agreement (Intermediate to Advanced)

• engvid.com - Past tense questions video (very useful video classes)

• esl.fis.edu - The Past Simple Tense (Nice site for clear explanation. No ads! Click the pink link at the bottom for quizzes.)

• UsingEnglish. com - Irregular Verbs- Past Simple (Avoid the Ads)

• esl.about.com - Past Tenses    Past Auxiliary Verbs article and quizzes Past Simple Worksheets

• adelescorner.org - Past Simple Tense - "Wh" Questions

Simple Present Tense (Present Simple Tense)

Beginning Levels 1-3:

• Brain Pop -Present Simple (Cute animation)

• a4esl.com Present Simple Negative Verbs  Present Simple Verbs Use the Correct Present Tense Verb

• English Club Present Tense , Present Simple Quiz

• Perfect English Grammar -    Present Simple Positive with 'be'  Present Simple Negative with 'be'  Present Simple Yes / No Questions with 'be'  Present Simple 'Wh' Questions with 'be'  Present Simple Positive 1 Present Simple Positive 2  Present Simple Negative 1  Present Simple Negative 2  Present Simple Yes / No Questions  Present Simple 'Wh' Questions 

• eflnet/com - BE - Simple Present Exercise   HAVE - Simple Present Exercise    Simple Present - Agreement Exercise   Simple Present - Yes / No Questions Exercise  Simple Present - Information Questions Exercise   Simple Present - Negative Contractions Exercise   There + BE - Present Tense Exercise 

Intermediate Levels 4-6:

• Grammar Bank -    Simple Present vs Present Progressive With Vocabulary   Present Simple vs Present Continuous Exercise  (Good exercises, but avoid the ads)

• Perfect English Grammar -     Present Simple Mixed Exercise 1 with 'be'  Present Simple Mixed Exercise 2 with 'be'   Present Simple Mixed Forms 1  Present Simple Mixed Forms 2  Present Simple Mixed Forms 3  Present Simple Mixed Forms Be and Other Verbs  Present Simple Spelling Changes

• english-zone.com -     Writing Questions   simple present vs. present continuous

Advanced Levels 7-9, ESLA 3180, ESL 182:

• Grammar Quizzes Present Tense Summary

"Since" vs. "For"

Intermediate Levels 4-6:

• 5 Minute English - Using Since and For (It's nice)

• a4esl -  For or Since  For or Since  For-Since  Until-Since-For (Many exercises)

• english-zone.com - Since / For? 1

• English Club - For or Since Quiz (Great!)

• eflnet.com -  For vs. Since For or Since? 2

• Grammar Bank -  Since vs For Exercises

"So" vs "Neither"

Advanced Levels 7-9, ESLA 3180, ESL 182:

• eflnet.com - So and Neither (Tutorial) So and Neither Quiz 1  So and Neither Quiz 2

"So" vs "Such"

Intermediate Levels 4-6:

• UsingEnglish.com - So & Such So and Such Such & Such a (Avoid the ads)

"So do I" vs "Neither do I"

Intermediate Levels 4-6:

• UsingEnglish.com - So do I & Neither do I (Avoid the ads)

"Some" vs "Any"

see Noun Determiners

Subject Verb Agreement

Beginning Levels 1-3:

• UsingEnglish. com - Am, Are & Is  Don't & Doesn'tHave or Has (Avoid the Ads)

• a4esl -  Subject-Verb Agreement  Have-Has Subject and Verb Agreement 

• eflnet.com - Future with BE GOING TO - Agreement Exercise

• Quia.com - Subject Verb Agreement

Intermediate Levels 4-6:

• learningenglish.voa.com - subject-verb agreement and phrases  (video explanations and examples) 

• esl.fis.edu - Agreement (Nice site for clear explanation. No ads! Click the blue link towards the bottom for quizzes.)

• a4esl -Obligation with Subject Agreement  

• eflnet.com -  Subject - Verb Agreement (Intermediate to Advanced)

Advanced Levels 7-9, ESLA 3180, ESL 182:

• a4esl - Subject-Verb Agreement - Difficult  Subject/Verb Agreement - Vitamins

Subordinators

see also sentence combining

Intermediate Levels 4-6:

• UsingEnglish. com -  As  While or During  Although, Though, Despite and However  Because or Because Of ?In Case & In Case Of (Avoid the Ads) 

• Perfect English Grammar - Linking Words of Contrast (However / Despite / Although) Linking Words of Reason (Because / Since / As / Due to / Owing to) 

Advanced Levels 7-9:

• Daniel O'Connell's Handout - Sentence Connectors

• Grammar-Quizzes - Subordinators

Subjunctive

Advanced Levels 7-9, ESLA 3180, ESL 182:

• 5 Minute English Lessons - Using Wish in the Past, Using Wish in the Present

• English Club - Subjunctive Quiz (This is a little hard Quiz to understand with 3rd person)

• Grammar-Quizzes - Subjunctive clauses explained

Tag Questions

Beginning Levels 1-3:

• Brain Pop -Tag questions (Cute animation)

• a4esl - Tag Questions Tag Questions Tag Questions Tag Questions Has he? Hasn't he? Had he? Tag Questions Does she? Doesn't she? Did she? Tag Questions Have you? Are you? Do you? Tag Questions With 'Be'- Matching Quiz Tag Questions Explained 

Intermediate Levels 4-6:

• english-zone.com -   Tag Questions 2  Present Tense / To Be Verb / Negative Tag Questions Tag Questions 3   Affirmative and Negative Tag Questions  Tag Questions 5  Past Tense / To Be Verb / Negative Tag Questions  Tag Questions 6  Past Tense/To Be Verb/Affirmative and Negative Tag Questions  Tag Questions 7  Tag Question Practice – All Tenses

• English Club - Tag Questions Quiz

• a4esl - Tag Questions With Assorted Verbs - Matching Quiz

• 5 Minute English - Tag Questions

• eflnet.com - Tag Questions (tutorial & quiz)  Tag Questions

"There is/are"

Beginning Levels 1-3:

• Agenda Web - There is/ There are  (In this page, will you find many exercises about There is /There are)

•  There is/ There are  (In this page, you have to choose your answers and they give your score)

• eflnet/com - There + BE - Present Tense Exercise 

Intermediate Levels 4-6:

• English Exercises - There is/ There are  (Avoid the ads) (In this page, there are four options to choose. When you finish, click “done” and check your answers)

• Englisch-hifen - There is/ There are  (Avoid the ads) (In this page, you have to write and then check your answers)

"Their/There/They're"

Beginning Levels 1-3:

• Study Guides and Strategies - Their/ There/ They're  (In this page, they give a brief definition and 16 practice exercise)

• University of Bristol - Their/ There/ They're  (Choose the answer and check if you was right)

Intermediate Levels 4-6: 

• Better English - Their/ There/ They're  (In this website, you have three options and you’ll know if you made the right answer)

• Englisch-hifen - Their/ There/ They're  (In this page, you have to choose the right answer and when you finish click on “check” to know your result) 

"This/That/These/Those"

Beginning Levels 1-3:

• UsingEnglish. com -   This, That, These and Those  (Avoid the Ads)

"Too, To, Two and Enough"

See also Either/Neither/Too and Very/Too and Enough/Too

Beginning Levels 1-3:

• UsingEnglish.com - Enough Enough & Too Enough & Too 2 Enough- 2 Too & Enough (Avoid the ads)

Intermediate Levels 4-6:

• english-zone.com - To / Too / Two   Too / Enough

• thought.co.com - How to Place Too and Enough   article and quizzes

Transition Words

see also sentence combining

Intermediate Levels 4-6:

• UsingEnglish. com -   Although, Though, Despite and However  (Avoid the Ads)

Transitive and Intransitive Verbs

Advanced Levels 7-9, ESLA 3180, ESL 182:

• learningenglish.voa.com - Introduction to Intransitive Verbs, Transitive Verbs (nice video explanations and examples) 

• UsingEnglish. com - Transitive & Intransitive Verbs (Avoid the Ads)

"Used to"

Intermediate Levels 4-6:

• English Club - Used to  (Great website to check your answer)

• Learn 4 Good. - Used to  (this page give you definitions and multiply choose exercises)

• 5 Minute English - Used to  (This website give definitions and then you have to choose the right answer and then you can check it)

• Perfect English Grammar -  Used To Exercise 1  Used To Exercise 2 ('used to' or 'would')  Used To Exercise 3 (be used to verb+ing)

• UsingEnglish. com - Try to do & Try doing, etc  Used to & Be/Get Used To  Used to, get used to & be used to (Avoid the ads)

Verb Form

Beginning Levels 1-3:

• a4esl - Choose the Correct Verb Form Choose the Correct Verb Form Choose the Correct Verb Form Choose the Correct Verb Form Choose the Correct Verb Form Choose the Correct Verb Form and Spelling  Verb Form Review  What's the Correct Verb Form?  What's the Correct Verb Form?

Intermediate Levels 4-6:

• a4esl - Verb Forms   What's the Correct Verb Form #1  #2  #3 Tons of Snow (Quiz on Verb Forms)  How to See America - A Verb-Form Exercise  John's Life - A Verb-Form Exercise  Olympics (Verb Form Quiz 1)  Olympics (Verb Form Quiz 2  Verb Forms  Verb Forms  An Accident (A Verb-Form Exercise)

Advanced Levels 7-9, ESLA 3180, ESL 182:

• a4esl -Things People Do (Choose the Correct Verb Form)

Verb Tenses

Intermediate Levels 4-6:

• Grammarbank  Summary and Charts of Tenses and  Mixed Verb Tenses Exercises

• Mixed Tenses Worksheet 2  Mixed Tenses Worksheet 3   Mixed Tenses Worksheet 3  Mixed Perfect Tenses Practice  1 - Simple Verb Tenses - Intermediate 2 - Simple Tenses Test - Intermediate 3 - Simple Tenses Quiz - Intermediate  4 - Simple Tenses Practice - Intermediate

• thoughtco.com -Review of Simple Tenses   article  Comparison of English Tenses on a Timeline article and quizzes How many verb tenses are there in English? article

• a4esl - Tense Quiz Using "To Clean"  Swim, Swims, Swimming, Swam or Swum  Go, Goes, Going, Went or Gone Verb Tenses  Various Tenses

• eflnet.com - Verb Tense Quiz 1 (Intermediate to Advanced) Verb Tense Quiz 2 

• English Club's Verbs  Tenses Quiz  Tenses Quiz 2

• English Page's Verb Tenses (Many, many quizzes!!!! The Present Progressive quiz is good.)

"Very" vs. "Too"

Intermediate Levels 4-6:

• 5 Minute English Lessons - Very vs. Too Very Vs Too （This video is easy to understand.）

• English-for-Students - The difference between too & very（Avoid the ads)  (This is a good way to help you to remember. ）
  
  

Wishes

Also, see Conditionals (if, wish, unless, etc)

Intermediate to Advanced Levels 4-9:

• eflnet.com -  Wishes

• UsingEnglish. com -  Wish  (Avoid the Ads) 

"Yes/No" Questions

(see also Question Forms )

Beginning Levels 1-3:

• English Grammar 4U - Short Answers Yes/No Questions #1: BE 

• Dave's ESL Cafe - Yes / No Question #2: Verbs with Auxiliaries Yes / No Questions #3: Verbs with No Auxiliaries （Good explanations.)  (It is very useful.)