易错题、难题、好题档案 高考英语复习
1. By the time you arrive in London, we _____ in
A. shall stay B. have stayed C. will have stayed D. have been staying
这里是将来完成时,表示对将来事情的假设。等你到伦敦的时候,我们已经在欧洲呆了两星期了下面是将来完成时的用法: 将来完成时用来表示在将来某一时间以前已经完成或一直持续的动作。经常与before+将来时间或+将来时间连用,也可与before或by the time引导的现在时的从句连用。 1) 构成will / be going to do sth. 2) 概念 a. 状态完成:表示某事继续到将来某一时为止一直有的状态。 b. 动作完成:表示将来某一时或另一个将来的动作之前,已经完成的动作或一获得的经验。 They will have been married for 20 years by then. You will have reached
2. I appreciated ____ the opportunity to study abroad two years ago.
A. having been given B. having given C. to have been given D. to have given
3. Living in the central Australian desert has its problems, _____ obtaining water is not the least.
A. of which B. for what C. as D. whose
4. The heart is ____ intelligent than the stomach, for they are both controlled by the brain.
A. not so B. not much C. much more d. no more
5. _____ the fact that his initial(开始的)experiments had failed, Pro. White persisted (坚持) in his research.
A. Because of B. As to C. In spite of D. In views of
6. The millions of calculations(计算) involved, had they been don't by hand, _____ all practical value by the time they were finished.
A. could lose B. would have lost C. might lose D. ought to have lost
假如手工解决成千上万(虚指,表示大量)的计算,(即使)完成了,也是毫无实际价值(没有意义)。
这是一个省略倒装句,而且是虚拟。“had they been”应该是“if they had been",因为虚拟,所以必须用倒装,所以if也在这里被省略,使句子简洁。补:其中"had they been"中的"they"应该是The millions of calculations 的同位语 ………………………………【全文请点击下载word压缩文档】点击下载此文件