1.above
2.conflicting adverbs
3.age
4.ago
5.all
6.allow, let和let know
7.aloud和loudly
8.always, often和usually
9.and, or, but, yet, for和so
10.another, other, the other, others和the others
11.answering questions
12.any, any of和some
13.anyone, anybody, someone和somebody
14.anything和something
15.anywhere和somewhere
16.as
17.as…as
18.ask和tell
19.ask for leave
20.asking questions
21.at last
22.at least
23.attend
24.attributive words and phrases
25.audience和spectators
26.away
27.before, at the front of, in front of, face和facing
28.belong to
29.below
30.beside和besides
31.betwee
32.big, great和large
33.break, break down, break out, break the law, break up, broke和outbreak
34.brush, clean和wash
35.busy
36.can, could和be able to
37.can find
38.capitalizatio
39.catch和catch up
40.chance
……
索引