1. a big headache 令人头痛的事情
2. a fraction of 一部分
3. a matter of concern 焦点
4. a series of 一系列，一连串
5. be absent from 不在，缺席
6. be abundant in 丰富的
7. account for 解释
8. accuse sb. of sth. 控告某人某事
9. add to 增加
10. after all 毕竟，究竟
11. agree with 同意
12. ahead of time 提前
13. ahead of在……之前
14. be alien to 与……相异
15. all at once 突然，同时
16. all but 几乎，除了……都
17. all of a sudden 突然
18. all over again 再一次，重新
19. all over 遍及
20. all right 尚可，正确的
21. all the same 仍然，照样的
22. all the time 一直，始终
23. be angry with sb. at/about sth. 在某一类事情上和某人发火
24. be anxious about 忧虑，担心
25. anything but 根本不
26. apart from 除……外(有/无)
27. appeal to 吸引，申诉，请求
28. be applicable to 适用于
29. apply to 适用
30. be appropriate for 适当，合适
31. approximate to 近似，接近
32. around the clock 夜以继日
33. as a matter of fact 实际上
34. as a result 因此，结果
35. as a rule 通常，照例
36. as far as...be concerned 就……而言
37. as follows 如下
38. as for 至于，关于
39. as good as 和……几乎一样
40. as if 好像，仿佛
41. as regards 关于，至于
42. as to 至于，关于
43. as usual 像平常一样，照例
44. as well 同样，也，还
45. be ashamed of 羞愧，害臊
46. at a loss 茫然，不知所措
47. at a time 依次，逐一
48. at all costs 不惜一切代价
49. at all events 不管怎样，无论如何
50. at all times 随时，总是
51. at any rate 无论如何，至少
52. at best 充其量，至多
53. at first sight 乍一看，初看起来
54. at first 最初，起先
55. at hand 在手边，在附近
56. at heart 内心里，本质上
57. at home 在家，在国内
58. at intervals 不时
59. at large 大多数，未被捕获的
60. at last 终于
61. at least 至少
62. at length 最终，终于
63. at most 至多，不超过
64. at no time 从不，决不
65. at one time 曾一度，从前
66. at present 目前，现在
67. at someone’s disposal 任……处理
68. at the cost of 以……为代价
69. at the mercy of 任凭……摆布
70. at the moment 此刻，目前
71. at this rate 照此速度
72. at times 有时，间或
73. be aware of 意识到
74. back and forth 来回地，反复地
75. back up 后备，支援
76. be available to sb. 可用，可供
77. be bound to 一定
78. be capable of 能够
79. be concerned with 关心……，涉足……
80. be dying to 渴望
81. be fed up with 受够了
82. be in hospital 住院
83. be in season 上市的
84. be in the mood to do sth. 有心情做某事
85. be pressed for time 时间不够
86. be tied up with 忙于
87. be under the weather 身体不好
88. beat around the bush 拐弯抹角
89. before long 不久以后
90. beside point 离题的，不相干的
91. beyond one’s ability 超越某人的能力
92. beyond question 毫无疑问
93. booked up 订完了
94. bound for 开往
95. break down 抛锚
96. break through 突破
97. break up with 和某人分手
98. bring about 引起；导致
99. by accident 偶然
100. by air 乘飞机
101. by all means 尽一切办法，务必
102. by and by 不久以后
103. by chance 偶然，碰巧
104. by far 到目前为止，…………得多
105. by hand 用手
106. by itself 独自地
107. by means of 用，依靠
108. by mistake 错误地，无意地
109. by no means 决不
110. by oneself 单独地，独自地
111. by reason of 由于，因为
112. by the way 顺便说说
113. by virtue of 凭借……的力量
114. by way of 经由，通过……方法
115. call off 取消
116. call on 号召，邀请，拜访
117. be careful of/about/with 小心，注意
118. chair a meeting 主持会议
119. charge sb. with sth. 控告某人做某事
120. be clever at 善于
121. be close to 接近，亲近
122. come up with 提出，想出
123. be conscious of 察觉到，意识到
124. be consequent on 随……而发生的
125. considerate towards 体谅，体贴
126. be contemporary with 与……同时代
127. be content with 满足于
128. be contrary to 违反
129. cost sb. an arm and a leg 代价很大
130. count down 倒计时
131. count on 依靠
132. be crazy about 热衷，着迷
133. be critical of 不满
134. be curious about 好奇，想知道
135. cut down on 减少
136. cut down 削减
137. cut in 插嘴
138. cut off 切断
139. cut out 裁剪，剪下
140. cut through 穿过，挤进
141. cut up 切碎
142. die out 灭绝
143. be distinct from 与……不同
144. do the laundry 洗衣服
145. be doubtful of 怀疑
146. drop by/in 顺路拜访
147. due to 由于，因为
148. be equal to 相等，胜任
149. be equivalent to 等于，相当于
150. be essential to 必不可少
151. even if/though 即使，虽然
152. every now and then 时而，偶尔
153. except for 除了……外
154. be expert at/in 善于……
155. face to face 面对面地
156. be faithful to 忠实于
157. be familiar to sb. 为……所熟悉
158. be familiar with sth. 熟悉，通晓
159. far from 远非，远离
160. be favorable to 有利于，赞成
