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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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What are Adjectives
source: Twominute English     2013年9月20日

What is an Adjective?
source: Learn English Lab        2016年10月21日

ADVERBS--1) what is an adverb, 2) different types of adverbs with examples, 3) avoiding common mistakes with comparatives and superlatives, and 4) how to put adverbs in the correct position in a sentence.
source: Learn English Lab      2017年2月22日
Parts of speech (full playlist): https://www.youtube.com/channel/UCImi...

Learn the Types of Adverbs
source: Iken Edu

Noun, Verb, Adjective, Adverb
source: EnglishLessons4U    2012年10月26日
quiz: http://www.engvid.com/basics-noun-ver...

Adjectives & Adverbs
source: EnglishLessons4U      2011年2月3日 
quiz at http://www.engvid.com/english-grammar...

Turn Nouns & Verbs into Adjectives! 
source: EnglishLessons4U     2015年11月21日
quiz: http://www.engvid.com/turn-nouns-verb...

Adverb Suffixes: -ly, -wards, -wise
source: JamesESL    2011年6月20日
quiz: http://www.engvid.com/adverb-suffixes....

3 ways to use adverbs
source: JamesESL    2012年7月4日

Slow or Slowly? Understanding Adverbs of Manner
source: Learn English with Rebecca        2012年4月12日 
quiz at http://www.engvid.com/adverbs-of-manner/

source: MoskiDocs  2013-12-26