2. adjectives and adverbs: the most important modifiers

A. basic form, function, and usage
1.introduction (general/mixed)

# For present participle and past participle as adjectives, see I-E-2-a-1) past participle vs. present participle.  

(general / mixed)
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adjectives and adverbs
source: learnamericanenglish

What is an adjective
source: Twominute English  2014-8-5
for more lessons, articles and exercises: http://twominenglish.com

What is an adverb
source: Twominute English     2013年4月5日
exercises: http://twominenglish.com/video/259-Wh...

Adjectives
source: smrt English

Adverbs
source: smrt English

All About Adverbs
source: Heather Martin 2012-05-01

Adjectives | Position in a sentence
source: Crown Academy of English      2015年12月17日

Adverbs and Adjectives: Parts of Speech
source: MortonTeaches

Adjectives or Adverbs - some exercises
source: BildungInteraktiv