文档介绍：1. appearance
（环境）污染
2. astronaut
27,显然的
3. attractive
；强烈欲望
4. anyhow/anyway
29,每年的
5. amateur
；欣赏；鉴赏
6. athlete
；作业
7. anger
32,焦虑;渴望
8. attentive
33,批准;赞成
9. argument
;娱乐（活动）
10. article
;承担
11. author
36,改变
12. ancient
37.（向…）鼓掌
13. atmosphere
14. arrival
，讨厌的
15. altogether
40,角度
16. aspirin
；（复数）当局
17. application
，令人惊奇的
18. apartment
43,可接近的；易亲近的
19. arouse
，帮助
20. ambulance
;通告
21. attend
46,吸引人的
；不自觉的
47,祖先
,人造的;做作的
48,合适的，适当的
（学）
49,联系;联合;协会
50,任命，委任
a large/small audience
ask (sb.) about
draw/attract/catch/get/capture one* s attention
as...as possible= as...as one can
apologize to sb. for, make an apology to sb. for
appreciate (one* s) doing
shop assistant
be ashamed of/ to do /that
have no alternative but to do
electrical/household
appliances
attitude towards
arrange for...to do
appeal to
ask (sb.) for sth.
along/together with
hold...in one* s arms
apply...to
assure sb. that/ of sth.
be anxious for/to do/that
apart from
arrive in
would appreciate it (very much) if you would/could...
hold one' s attention
argue with sb. about/over
be angry at/to do/that, be annoyed at sth. / with sb.
as for/to
be attached to
make an appointment with sb. to do sth.
have a good/poor appetite
arise from
all