09年秋《大学英语》（三）作业1
一、单选题（共 20 道试题，共 100 分。）
1. Such crimes may be so complex that months or years go by before anyone ___ them. A. discovered B. will discover C. would have discovered D. discovers 满分：5 分
2. The soldier risked ___ to save the child. A. his life B. to lose his life C. life D. / 满分：5 分
3. His wife is constantly finding ___ with him, which makes him very angry. A. errors B. shortcomings C. fault D. flaw 满分：5 分
4. Many people complain of the rapid ___ of modern life. A. rate B. pace C. speed D. growth 满分：5 分
5. The doctor had almost lost hope at one point, but the patient finally ___. A. pulled out B. pulled through C. pulled up D. pulled over 满分：5 分
6. I was always taught that it was ___ to interrupt. A. rude B. coarse C. rough D. crude 满分：5 分
7. He ___ over a stump, nearly falling onto the ground. A. passed B. stumbled C. bumped D. walked 满分：5 分
8. It’s difficult to ___ her from her sister. A. differ B. distinguish C. said to D. spoke to 满分：5 分
9. Mike’s uncle insists ___ in this hotel. A. staying not B. not to stay C. tht he would not stay D. that he not stay 满分：5 分
10. He wrote about 90 ___. A. poetry B. poetries C. poetrys D. poems 满分：5 分
11. Wouldn’t you rather your child ___ to bed early? A. go B. went C. would go D. goes 满分：5 分
12. They always give the vacant seats to ___ comes first. A. whoever B. whomever C. who D. whom 满分：5 分
13. Anna was reading a piece of science fiction, completely ___ to the outside world. A. having been lost B. to be lost C. losing D. lost 满分：5 分
14. A fire engine must have priority as it usually has to deal with some kind of ___. A. precaution B. crisis C. emergency D. urgency 满分：5 分
15. It is high time that such practices ___. A. are ended B. be ended C. were ended D. must be ended 满分：5 分
16. Mechanics ___ a concept in physics. A. is B. are C. was D. were 满分：5 分
17. Before you leave, please ___ all the windows are closed. A. sure B. make sure C. certain D. assure 满分：5 分
18. Do you think that the quality of the product is superior ___ that one’s? A. than B. above C. over D. to 满分：5 分
19. The shop assistant was dismissed as she was ___ of cheating customers. A. accused B. charged C. scolded D. cursed 满分：5 分
20. I ___ the book I wanted to find before I left the bookstore. A. caught sight of B. caughgt C. got hold D. lost sight of 满分：5 分