19. It is always difficult being in a foreign country, _____ if you do not speak the language.

A. extremely　　　　 B. naturally　　 C. basically　　 D. especially

18. ---What would you say about the new book?

　 ---_____.

A. Nothing about it　　　　　　　　 B. Nothing in particular　

C. Not at all　　　　　　　　　　　 D. Nothing at all

17. The traffic policeman _____ the cars to run _____ at the crossing.

A. directed; to the right direction　　 B. showed; towards the right direction　　　　

C. showed; in the right direction　　　 D. directed; in the right direction

16. The number of the students in our school now _____ that of ten years ago. Which of the following is wrong?

A. has doubled　　　　　　　　　　 B. is double　　

C. is twice as large as　　　　　　　 D. is twice as much as

15. The law passed _____ the retirement of the public.

A. in answer to　 B .in response to　 C. in return to　 D. in reward to

14. The effect that the medicine _____ on him _____ found out.

A. have; has　　 B. has; have　　　　 C. has; is　　　 D. had; has been

13. Karl Marx _____ his English study in his fifties, and translated several English books while he was still in prison.

A. took up　　　 B. took in　　　　 C. took off　　 D. took on

12. You should put more clothes on in such _____ weather, or you may get a cold.

A .freeze　　　 B .freezing　　　 C. frozen　　 D .freezer

11. ---What did your father do before he works here?

　 ---He _____ the city bus for over ten years.

A. drives　　　 B. was driving　　 C. drove　 　D. has driven

10. I wonder why Mr. Wang did not attend the lecture. He _____ another one.

A .could have　　　　　　　　　 B. must have

C. might have had　　　　　　　 D. should have