3. If you had _____ your test paper carefully before handing it in, you would have made fewer mistakes.

A. looked up　　　　　　　　 B. thought about　　　　 C. gone over　　　　　　　　　 D. gone round

2. Happily for John’s mother, he is working harder to _______ his lost time.

A. make up for　　　　　　 B. keep up with　　　　　 C. catch up with　　　　　　 D. make use of

1. - It’s a good idea. But who’s going to ______the plan?

-I think Tom and Greg will.

A. set aside　　　　　　　　　 B. carry out　　　　　　　　 C. take in　　　　　　　　　　　 D. get through

50. believe in(=have faith or trust in; consider sth./ sb. to be true) 相信,依赖,信仰.

We believe in his ability. 我们相信他的才干。

I believe in you.　

[模拟试题]

49. on behalf of (=as the representative of)　 以……名义

On behalf of my colleagues and myself I thank you. 我代表我的同事和我本人向你表示感谢。

48. begin with 以……开始. to begin with (=first of all) 首先, 第一(经常用于开始语)

I have to begin with an apology. 我得首先表示歉意。

To begin with, she is too young for that kind of job. 首先，她做这种工作年纪还太轻。

47. be based on / upon 基于

Judgment should be based on facts, not on hearsay. 判断应该以事实为依据，而不应该依靠道听途说。

46. (be) aware of (=be conscious of , having knowledge or consciousness)意识到,知道.

He is not aware of his danger. 他没有意识到自己有危险。

45. on the average (=on average, on an average) 平均

On the average, there are 300 tourists a week. 每星期平均有300游客。

44. attribute…to…(=to believe sth. to be the result of…)把……归因于……, 认为……是……的结果

They attribute their success to their teacher’s encouragement. 他们把成功归因于老师的鼓励。