20. The driver’s wrong gearing(挂档) was________ for the backward movement of the car, which accidentally knocked down the old woman.

　　 A. to be blamed　 B. blamed　 C. to blame　 D. blaming

19. I privately told him that he should not have ______ the offer of his former wife to come together again.

　　 A. given in　 B. rejected　　 C. turned back　 D. refuse

18. When you are ______ about something, you are ______ to do whatever you can to get it.

　　 A. anxious; likely　　 B. eager; possible　 C. enthusiastic; likely　 D. concerned; probable

17. The manager and general engineer _____ very strict _____ his employees and ____ his work as well.

　　 A. is; with; in　 B. are; with; in　 C. is; with; with　 C. are; in; in

16. Nicolaus Copernicus’ discovery about the universe is ______, which ______later achievements in astronomy science.

　　 A. ambitious; gave birth to　 B. enthusiastic; resulted in　 C. obvious; resulted in D. revolutionary; led to

15. We the Chinese are not to be ______, ________the situation is.

　 A. won; however disastrous　　　　　　　　　　 B. defeated; whatever disastrous

　 C. beaten; whatever disastrous　　　　　　　　　 D. lost; however disastrous

14. People should be cautious ______their personal information when surfing the Internet so as to prevent certain computer viruses ______ it.

　 A. about; to steal　 B. of; stealing　 C. with; to steal　 D. to; from stealing

13. The local police were______ by their authorities to _____ the situation as soon as possible.

　　 A. said to; control　 B. ordered; manage　 C. instructed; handle　 D. told; hold

12. Only when people have enough to eat and plenty to wear _______ to talk about environmental protection.

　　 A. it makes sense　 B. does it make sense　 C. that it makes sense　 D. do they make sense

11. Through thorough investigation, Dr. John Snow was finally able to prove that the outbreak of Cholera _____ people’s drinking of polluted water.

　　 A. was close linked with　 B. closely linked to　 C. was close connected with D. was closely linked with