NOUNS
PRONOUNS
VERBS
ADJECTIVES
ADVERBS
PREPOSITIONS
CONJUNCTIONS
INTERJECTIONS
SUBJECTS & PREDICATES
CLAUSES
SENTENCE TYPES
RUN-ON SENTENCES
DIRECT OBJECTS
INDIRECT OBJECTS
OBJECT COMPLEMENTS
SUBJECT COMPLEMENTS
PREPOSITIONAL PHRASES
SEMICOLONS & COLONS
HYPHENS, DASHES, & PARENTHESES
COMMAS
PRONOUN CASE
PRONOUN AMBIGUITY
SUBJECT-VERB AGREEMENT
ACTIVE VOICE VS PASSIVE VOICE
MISPLACED & DANGLING MODIFIERS