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整句话的意思是：我们6点钟就要离开，希望可以在午饭之前走完大部分的路程。

32. The study of the wild world may help to make the world easier____________. A. understood B. to be understood C. to understand D. understand【C】

解析：本句需要动词不定式和easier一起构成宾语补足语，这里可以用主动表示被动，不需要用被动式，所以应选C。整句话的意思是：对野外世界的研究可以有助于更轻松地了解世界。

33. Who will you get____________the project for us?

A. design B. to design C. designed D. designing【B】

解析：本句需要动词不定式来做谓语动词get的宾语，所以应选B。整句话的意思是：你请了谁来为我们设计这个项目？ 34. It is said in Australia there is more land than the government know____________. A. it what to do with B. what to do it with

C. what to do with it D. to do what with it【C】

解析：本句需要动词不定式和what一起来做know的宾语。另外，短语do with（处理）的宾语应该是紧跟其后，而不是放在中间，所以应选C。整句话的意思是：据说，在澳大利亚，土地的数量超出了政府所知所能处理的范围。

35. We are not allowed____________outdoors with some other children. A. playing B. to be playing C. to play D. be playingd【C】

解析：本句练习的是allow s B. to do sth.，所以应选C。整句话的意思是：（父母）不允许我们在室外和别的孩子玩。

36. Allen had to call a taxi because the box was____ to carry all the way home. A. much too heavy B. too much heavy C. heavy too much D. too heavy much 【A】

解析：本句练习的还是too ? to do sth.句型，表示“太??而不能做??”；而且，当有修饰语来修饰它的时候应该放在too之前，所以应选A。整句话的意思是：艾伦不得不叫了一辆出租车，因为那个盒子太重了，他自己根本搬不回家。

37. She feels strongly that each of us should have a role____________in making the earth a better place to live in.

A. to have playe B. to play C. to be played D. to be playing【B】 解析：本句需要动词不定式来做后置定语，修饰a role, 所以应选C。整句话的意思是：她强烈地感觉到我们每个人都应该在美化地球家园的活动中出自己的一份力。 38. When I handed the report to John, he said that George was the person____________. A. to send B. for sending it C. to send it to D. for sending it to【C】 解析：本句需要动词不定式来做后置定语，修饰the person, 这里the person是send的宾语，所以应选C。整句话的意思是：当我把报告交给约翰的时候，他告诉我应该交给乔治才对。

39. Do let your mother know all the truth; she appears ____________everything. A. to tell B. to be told C. to be telling D. to have been told【D】

解析：本句需要动词不定式来做谓语动词appear的宾语，并根据句意判断要用完成时态，所以应选D。整句话的意思是：一定要让你母亲知道所有的真相，她看上去好像什么都知道了。

40. There are five pairs____________, but I'm at a loss which to buy. A. to be chosen B. to choose from C. to choose D. for choosing【B】

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解析：本句需要动词不定式来做后置定语，修饰five pairs, 而且介词from不能省去，所以应选B。整句话的意思是：有5双可供选择，我却不知道到底该买哪双了。 41. The problem is____________difficult for us____________. A. so ... work out B. very too ... to be worked out

C. rather too ... to work out D. quite too ... to work it out【C】 解析：本句练习的还是too ? to do sth.的句型，表示“太??而不能做??”；而rather是来修饰它的，应该放在too之前，所以应选C。整句话的意思是：这个问题对我们来说太难了，我们还解决不了。

42. — Where should I____________ my application? — The personnel office is the place ____________. A. send ... to send it B. send for ... to send it to

C. send for ... for sending it D. send ... to send it to【D】

解析：本句第一个空白处需要一个动词来做谓语，而send for表示“派人去请”，不符合句意，所以应该用send。第二个空白处可参照第38题的解析。所以，正确答案应该是D。整句话的意思是：——我应该把我的申请交到哪儿？——应该交到人事处。

43. I've worked with children before, so I know what____________in my new jo B. A. expected B. to expect C. expects D. to be expecting【B】

解析：本句需要动词不定式和what一起来做know的宾语，所以应选B。整句话的意思是：我以前的工作就是和孩子们打交道，所以我知道这份新工作会带给我什么。 44. I feel it is your husband who____________for the spoiled chil D.

A. is to blame B. is going to blame C. is to be blamed D. should blame【A】 解析：本句练习的还是be to do sth.句型，表示“要做什么”。而且，这个句型一般用主动表示被动，所以应选A。整句话的意思是：我觉得你丈夫应该为宠坏的孩子而受到批评。 45. Can you imagine the questions I had____________ our teacher? A. asked B. to ask C. asking D. ask【B】

解析：本句考查短语have to do sth.的用法，所以应选B。整句话的意思是：你能想像我不得不问老师的那些问题吗？

46. Who did you____________ the wall yesterday?

A. have painted B. have paint C. have to paint D. have painting【B】 解析：本句练习的是have s B. do sth.（请某人做某事），此处动词不定式的符号要省去，所以应选B。整句话的意思是：昨天你请谁来刷墙了？ 47. — What's the matter with John?

— He didn't pass the test but he still____________. A. hopes so B. hopes to C. hope it D. hope that【B】

解析：本句中为避免重复，可用to来代替前面的to pass the test，所以应选B。整句话的意思是：——约翰怎么了？——他考试没过，不过他还是希望能考过。

48. Much attention should be paid ____________people's living conditions. A. in improving B. to improve C. improving D. to improving【D】

解析：本句练习的是短语pay attention to，这里to是介词，而不是动词不定式的符号，所以应选D。整句话的意思是：我们应该更多地关注改善人民的生活条件。 49. ____that evening was due to his ill health. A. He failed to come B. That he failed to coming

C. His failure to come D. His failure in coming【C】

解析：本句缺少主语，而选项A是完整的句子，不能直接做主语。选项B、C、D是从句或短

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语的形式,都可以做主语，但动词fail或名词failure后面都要跟to do sth. 来做宾语或定语，所以应选C。整句话的意思是：他那天晚上没来是因为他身体不适。

50. I would love ____________to the party last night but I had to work extra hours to finish a report.

A. to go B. to have gone C. going D. having gone【B】

解析：本句练习的是would love to do sth.句型，并根据后面的句意判断要用完成时态，表示过去的意愿，所以应选B。整句话的意思是：我很想参加昨天晚上的聚会，可是我必须加班完成一份报告。

Ⅱ.Rewrite the following sentences in the forms of infinitive。（改写以下句子不定式的形式。）

1. There are still a lot of difficulties we have to overcome. 参考答案：There are still a lot of difficulties for us to overcome.

2. Before the machines leave the factory, there is a series of tests that must be passe D. 参考答案： Before the machines leave the factory, there is a series of tests to be passed/to pass.

3. At the end of the speech he expressed the desire that he should come and work in China someday. 参考答案：At the end of his speech he expressed the desire to come and work in China someday.

4. They signed an agreement that they should expand the trade between the two countries. 参考答案：They signed an agreement to expand the trade between the two countries.

5. The commander gave orders that we should cross the river. 参考答案：The commander gave us orders to cross the river.

Ⅲ. Rewrite the following sentences in the forms of infinitive。（改写以下句子不定式的形式。）

1. She was excited when she heard the news. 参考答案：She was excited to hear the news. 2. I'm glad I have seen your mother. 参考答案：I'm glad to have seen your mother.

3. The mother was pleased when she saw her son doing so well at school. 参考答案：The mother was pleased to see her son doing so well at school.

4. He was very happy when he saw us so happy. 参考答案：He was very happy to see us so happy.

5. They will be disappointed when they hear it. 参考答案：They will be disappointed to hear it. Ⅳ. Rewrite the following sentences in the forms of \（改写以下句子在形式的\或 \）

1. The room is so large that it can hold one hundred people. 参考答案：The room is large enough to hold one hundred people.

2. The room is so small that it can't hold one hundred people. 参考答案：The room is too small (not large enough) to hold one hundred people.

3. The text is so easy that a child can understand it. 参考答案：The text is easy enough for a child to understan D.

4. The text is so difficult that a child can't understand it. 参考答案：The text is too difficult (not easy enough) for a child to understan D.

5. He is so short that he can't be a good basketball player. 参考答案：He is too short (not tall enough) to be a good basketball player.

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Unit 6

Page 174

Choose the best answer to complete each of the following sentences. （选择最佳答案,完成以下句子。）

1. Mark often attempts to escape ____________ whenever he breaks traffic regulations. A. having been fined B. to have been fined C. to be fined D. being fined 【D】

解析：本句中动词escape需要动名词来做宾语，并根据句意要用被动语态，所以应选D。整句话的意思是：马克无论什么时候违反了交通规则，他经常试图逃避罚款。

2. My wife said in her letter that she would appreciate ____________ from you sometime. A. to have heard B. to hear C. for hearing D. hearing 【D】

解析：本句中动词appreciate需要动名词来做宾语，所以应选D。整句话的意思是：我的妻子在信中说，她很希望能适时收到你的来信。

3. he thief took away the woman's wallet without____________. A. being seen B. seeing C. him seeing D. seeing him 【A】

解析：本句中介词without需要动名词来做宾语，并根据句意要用被动语态，所以应选A。整句话的意思是：那个小偷在没被发现的情况下偷走了那位女士的钱包。

4. People appreciate____________ with him because he has a good sense of humor. A. to work B. to have worked C. working D. have working 【C】

解析：本句中动词appreciate需要动名词来做宾语，所以应选C。整句话的意思是：人们都喜欢和他一起工作，因为他很有幽默感。 5. I've enjoyed____________ to talk with you.

A. to be able B. being able C. to been able D. of being able【B】

解析：本句中动词enjoy需要动名词来做宾语，所以应选B。整句话的意思是：能和你谈话，我很高兴。

6. No one can avoid ____________by advertisements.

A. to be influenced B. being influenced C. influencing D. having influenced 【B】

解析：本句中动词avoid需要动名词来做宾语，并根据句意要用被动语态，所以应选B。整句话的意思是：没有人能免受广告的影响。

7. They are considering ____________ before the prices go up. A. of buying the house B. with buying the house C. buying the house D. to buy the house【C】

解析：本句中动词consider需要动名词来做宾语，所以应选C。整句话的意思是：他们正在考虑在房价上涨之前买房。

8. He thought that ____________. A. the effort doing the job was not worth

B. the effort was not worth in doing the job C. it was not worth the effort doing the job D. it was not worth the effort by doing the job 【C】 解析：本句练习的是it is worth (the effort) doing sth.句型，意思是“值得做……”，所以应选C。整句话的意思是：他认为不值得费力来做这项工作。