161.He hardly writes to you, _______ ?A. doesn't he 　B. does he 　C. do they 　D. has he

　　解析：该题答案为B，hardly否定副词，反问部分要用肯定形式。

　　162. _______ I accept the gift or refuse it is none of your business.　A. If 　B. Whether 　C. Even if 　D. No matter when解析：该题答案为B。whether可以和or连用，if不可以，此外if一般仅用于宾语从句。

　　163. The way _______ these comrades look at problems is wrong.　A. where 　B. in that 　C.X 　D. with which解析：该题答案为C，先行词是way，定语从句中用that或 in which来引导或不填。

　　164. ____a long time since I saw you last time.A．It was 　B. It is 　C. It had been 　D. It can be

　　解析：该题答案为B，It is +时间数+ since引导的从句是一个句型，意为"从…时候以来过了多久了。"

　　165. The chemical works _______ where my father has worked for thirty years in 1949.

　　A. was built B. were built C. is built D. are built 解析：该题答案为A。works形式上是复数，意思上是单数，因此谓语动词用单数，类似的还有news, maths, politics, physics.

　　166.They each _______ a copy of the new physics.　A. have B. has C. having D. gets

　　解析：该题答案为A。They each不等于each of …, each of 这个词组作主语谓语用单数如each of the students hands in their homework，而they each作主语，谓语要随each前面的词来变化。

　　167.Not only ____ this machine but ____ it.　A. can he run……can he repair B. can he run……he can repair

　　C. he can run……he can repair D. he can run……can he repair

　　解析：该题答案为B，在not only……but (also)句型中，只有but前面的部分倒装，but后面仍是正常语序。

　　168.____ that he went to sleep.A It was until midnight B That was until midnight

　　C It was not until midnight D That was not until midnight解析：该题答案为C。强调until结构时，要将否定词not移到until前。又如：He didn't leave until twelve 改为It was not until twelve that he left.

　　169. There are a lot of students ____ in the class room.A talk B talking C talked D to talk

　　解析：该题正确答案为B。 There be句型为倒装句，可换为A lot of students are talking in the class room. 又如：There is a lot of noise heard out in the street.

　　170. While ____my homework, I heard a cry for help.A do B did C doing D having done

　　解析：该题答案为C。该空处省略了I'm,相当于while I'm doing my home work.如：While playing guitar, he is singing.

　　171. The bus ____C__ on the road for 2 hours so far. A. has stopped B. stopped C. has been

　　Are you __A___ the jacket these days? A. wearing B. putting on C. dressing D. on

　　He __C______ foe 2 hours. A. got up B. has got up C. has been up

　　You mustn't ___B_____ until he comes back. A. be away B. leave C. be left

　　172. -These farmers have been to the United States. -Really ？ When _____ there ？

　　A. will they go B. did they go C. do they go D. have they gone现在完成时与一般过去时容易混淆，就是因为它们所表示的动作都发生在过去，但二者又有区别：一般过去时表示过去某个时间发生的事、存在的状态或经常发生的动作，说话的侧重点在于陈述一件过去的事情，与现在没有关系；现在完成时表示与现在有关系的发生在过去的动作，它不与表示过去的时间状语（如yesterday ， last week ， a moment ago等）连用。故9的正确答案为B.

　　173. His father ______ the Party since 1978.A. joined B. has joined C. was in D. has been in 现在完成时中，非延续性动词不能与for和since引导的表示一段时间的状语连用，通常是用相应的延续性动词来代替。故11的正确答案依次为：D.

　　174. You must make your new house clean and safe __C_____you move in. A.because B.when C.before D.until

　　I was_______tired_______I couldn't walk on.(A)A.so…that B.too…to C.very…that D.very…to

　　I thought he___D____to see his mother if he time.

　　A.will go…has B.will go …will have C.would go …would have D.would go …had

　　175. Today the forests have almost gone. People must ___C____ down too many trees.

　　A. stop from cutting B. stop to cut C. be stopped from cutting D. be stopped to cut

　　176.It's very nice _________ you to get me two tickets _________ the World Cup.(B)

　　A. for， of B. of， for C. to， for D. of， to

　　177. My mother was very glad __A____ her old friend.A. to meet B. meet C. met D. meets

　　＂be +形容词+ to do sth＂结构中的不定式作状语，常表示原因或方式。

　　178. . The panda is so fat that it can't go through the hole.(改为意思相同的句子)

　　The hole ______ ______ ______ ______ such a fat panda to go through.( is， too， small， for)

　　＂too +形容词/副词(for sb)to do…＂(太……而不能……)和＂enough (for sb) to do…＂(足以、足够……做……)结构中，不定式作结果状语。

　　179. The new hospital ___ D ___ is near the factory.　A. build B. builds C. to build D. to be built当不定式的逻辑主语是不定式所表示的动作的承受者(宾语)时，用动词不定式的被动式，即：to be +过去分词；如果不定式所表示的动作发生在谓语动词表示的动作之前，不定式用完成式，即：to have +过去分词；如果不定式表示的动作和谓语动词表示的动作同时发生，用不定式的进行式，即：to be +现在分词

　　180.________ China isn't rich now, ________we're working hard to make her richer and stronger(B)

　　A. Though; but B. Though; /　　C. Both; and D. Because; so

　　so(因此; 所以)为并列连词，表示结果；because(因为)为从属连词，表示原因，但这对因果连词在句中不可同时并用。but(可是)也为并列连词，表示转折，与之对应的从属连词though/although (虽然)表示让步，它们也不可在句中同时使用。