11. ______ the Atlantic Ocean crosses the equator, the trade winds cause a flow of water to the west.

　　A. That B. When C. Where D. Though

　　12. — You can't finish the book in less than an hour, I suppose?

　　— .

　　A. Yes, I'm sure I can B. No, hardly

　　C. Sorry, I can't D. I don't think I can

　　13. It's impossible for all the people to get jobs because of them are not fit for them.

　　A. none B. all C. not all D. every one

　　14. — When will you leave for Paris for a visit?

　　— next month.

　　A. Until B. After C. At D. In

　　15. The two old sisters，_______ so long，held each other and burst into tears.

　　A.being separated B.having been separated

　　C.having separated D.had been separated

　　16. Never _______ forget the days when _______ together with you.

　　A.shall I;I lived B.shall I;did I live

　　C.I shall;I lived D.I shall;did I live

　　17. Why didn't you tell me there was no meeting today? I _____ all the way here _____the heavy snow.

　　A. needn't have driven;through B. can't have driven;across

　　C. mustn't have driven;through D. shouldn't have driven;cross

　　18.It was the training _______ he had at school _______ made him good jumper.

　　A.what;what B.that;that

　　C.what;that D.that;had

　　19. It was _____ great shock to the world that two airplanes crashed into _____ World Trade Centre in New York on Sept.11.

　　A.a;/ B.the;the

　　C.a;the D./;the

　　20. For quite _____ students，their teacher's advice is more important than _____ of their parents'.

　　A.few;one B.a few;that

　　C.a little;some D.a lot;many

　　1~5 B C C C B　　6~10.D B B C D

　　11~15. C A B B B　　16~20. A A B C B