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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。 (责任编辑：admin) |