目次
1 Articles
2 Modal Auxiliaries
3 Adverbs
4 Conjunctions
5 Prepositions(part1)
6 Prepositions(part2)
7 Prepositions(part3)
8 Countable and Uncountable Nouns
9 Formal and Informal Expresssions
10 Expressions Referring to “Future Time”
11 Expressions of Reason and Cause
12 “If…not” and “Unless”
13 Causative Verbs
14 Middle Constructions
15 Negative Expressions
16 Passive Constructions
17 Present Perfect Forms
18 Possessive Constructions
19 Existential Sentences
20 Simple Forms of Verbs and Progressive Forms of Verbs