1. absence n.①缺席；②缺乏
presence n.出席；在场
2. absent adj.①缺席的；②心不在焉的
present 在场的
absent-minded 心不在焉的
3. abuse v.①滥用；②虐待；③辱骂
abuse a privilege 滥用特权
drug abuse 滥用毒品
child abuse 虐待儿童
4. accommodate v.①提供食宿；②容纳
5. accompany v.①陪伴；②伴奏
company n.陪伴
companion n.伙伴
6. account n.①账户；②描述；报道
open/close an account 开通/关闭账户
give an account of 描述...
on account of 由于
on no account 决不（句首半倒装）
take sth into account/consideration 把...考虑进去
account for ①占（比例）；②解释...的原因
7. acknowledge v.①承认（admit）；②认为；③感谢
acknowledge doing = admit doing 承认做
It is universally acknowledged that.... 人们公认...
8. act n.行为；v.扮演
act as 充当
9. adapt v.①使适应；②改编
adapt to = adjust to 适应
adapt oneself to = adjust oneself to 适应
Knowing that you are having difficulties in adapting to a new environment, I am willing to offer assistance.
10. adaptation n. 适应；改编
11. add v. ①加；②补充说
12. address n.①地址；②演讲；v.③写地址，寄；④做演讲；⑤解决，处理（handle；deal with；cope with；tackle；settle）
deliver an address 发布演讲
address a problem 解决问题
13. adjust v.①使适应（adapt）；②调整
adjust oneself to = adapt oneself to 适应
14. admire v.①钦佩；②欣赏
admire the moon 赏月
15. admission n.①承认；②准许进入；③入场费
gain admission to/into 获准进入
16. admit v.①承认（acknowledge）；②准许进入
admit doing = acknowledge doing 承认做
be admitted to/into = gain admission to/into 准许进入
17. adopt v.①采纳；②收养
18. affect v.影响；受到触动
affection 喜爱
19. afford v.①支付得起；②提供
afford the chance to do 提供机会做
20. against prep.①反对；②对着；③倚靠；④逆着；对照
fight against 对抗
The rain beats against the windows. 雨点打在窗上
against the wind 逆风
21. age n.①年龄；②时代（era）；v.变老
aging society 老龄化社会
22. alarm n.①警报；②闹钟；v.使惊恐
alarmed 惊慌的
alarming 令人惊慌的
23. after all ①毕竟；②终究
24. not at all ①一点也不；②不客气
25. allowance n. 津贴；零用钱
26. angle n.①角；②角度
angel 天使
27. answer v&n. ①回答；②答复；③回应
answer the phone 接电话
answer the door 开门
answer the call 响应号召
answer for 为...负责
28. anxiety n.①焦虑；②渴望
anxiety for knowledge 渴望知识
29. anxious adj.①焦虑的；②渴望的
be anxious about 对...焦虑
be anxious to do 渴望做某事
30. appeal n&v.①吸引；②呼吁；③上诉
appeal to ①吸引；②呼吁；③上诉
appeal to sb to do 呼吁某人做某事（I appeal to everyone to spare no effort to protect the environment. 我呼吁每个人不遗余力地保护环境）
appeal to sb 吸引某人
appealing adj.有吸引力的
31. appear v.①出现；②似乎（seem）
appear to do/be = seem to do/be 似乎
It appears/seems that... 似乎...
appearance n.出现；外貌
32. appetite n.①胃口；②爱好
have an appetite for 有...的胃口/爱好
33. application n.①申请；②应用
application form 申请表
34. apply v.①申请；②应用
apply for a post/position/job 申请职位/工作
apply...to... 把...应用到...
35. appoint v. ①任命，委派；②约定
appoint sb to do 委派某人做某事
appointment n.①约定；②委派
make an appointment 约定
36. appreciate v.①感激；②欣赏；③理解
appreciate doing 感激...
I would appreciate it if you could take my application into account. 如果你能考虑我的申请我将不胜感激。
37. appreciation n.①感激；②欣赏；③理解
38. approach ①v.接近；②解决（address；handle）；③n. 方法
It is an effective approach to doing sth. 这是做某事有效的方法
注意后面的to 是介词
39. argue v.①争论；②认为
argue with sb about sth 和某人争论某事
40. argument n.①争论；②论点
41. arise - arose - arisen v. ①升起；②起因于
arise from 起因于
42. arm n.①胳膊；②武器；v.③武装
43. article ①文章；②物品（item）
44. association n.①联系；②社团
English association 英语社团
in association with 与...有联系
45. assume v.假设；认为
46. atmosphere n.①大气；②气氛
47. attach v.系
attach A to B 把A系在B上
be attached to 被系在
attach importance/significance to 重视（*to是介词）
attached 依附的；②依恋的
48. attend v.①参加；②照料
attend class 上课
attend to 照料
49. available adj.①可利用的（accessible）；②有空闲的
be available to = be accessible to 可利用的
50. average ①平均的；②普通的
on average 平均
average-looking 普通长相
51. awkward adj.①尴尬的（embarrassed）；②笨拙的
52. back n.①背；②后面；v.③支持
back up 支持
53. bad - worse - worst 坏的
badly ①坏地；②非常
54. ball ①球；②舞会
55. band ①乐队；②带
56. bank ①银行；②河岸
bank on = count on = rely on 依赖；指望
57. bar n.①酒吧；②一条；③门闩；v.④阻碍
a bar of chocolate 一块巧克力
58. bear ①n.熊；v.②忍受(stand)；③承担（take on）
bear the responsibility 承担责任
bear a heavy load 负重担
bear ... in mind = keep ... in mind 记住
59. beat - beat - beaten ①打；②打败（defeat）；③心脏跳动
60. believe v.①相信；②认为
It is generally believed that... 人们普遍认为
believe in 相信
61. bill ①账单（check）；②钞票（note）；③法案
telephone bill 电话账单
pay the bill 付账
62. bitter ①苦的；②激烈的
a bitter experience 痛苦的经历
a bitter/fierce competition 激烈的竞争
63. blank ①空白的；②无表情的
a blank expression/face 茫然的表情
My mind goes blank. 我的大脑一片空白
64. blanket 毯子
a wet blanket 扫兴的人
65. blind ①盲的；②盲目的
deaf 聋的
turn a blind eye to 对...视而不见
66. block n.①大块；②街区；③障碍（barrier；obstacle）；v.阻碍
traffic jams = traffic blocks 交通堵塞
be blocked in 被困住
67. blow - blew - blown ①吹；②打击
a heavy blow 重大打击
68. blue ①蓝色的；②忧郁的（disappointed）
69. board ①板子；②董事会；③食宿
on board = aboard 在（飞机，火车，船）上
a boarding pass/card 登机牌
board of director 董事会
a boarding school 寄宿学校
70. book ①书；②预定（reserve）