15.(　 ) We'll never give up working on-the experiment,　　　　 difficult it is.

A. no matter how　　 B. no matter when　 C. no matter what　 D. no matter　 where

14.(　　 ) --　　　　 important tool the computer is!　　 --I think so.

　　　 A. What a　　　　 B. How　　　 C. What an　　　 D. How an

13.(　 )No one can be sure______ in a million years.

A what man looks like　　　 B what will man look like　

C man will look like what　　 D what man will look like

12.(　　 ) -Do you know_________　　 -He is a driver.

A. who is he　　　 B. who he is　 C. what is he　　　 D. what he is

11.(　　 ) --Do you know ________ about China?　 --The people and the food.

A. if Jim likes　　　　 B. how does Jim like　 C. what Jim likes　 D. why does Jim like

10.(　 ) --______ today!　 --Yes. Shall we have a picnic in the open air?

　　　 A. What fine weather is　　　　　　 B. How fine weather it is

C. What a fine weather it is　　　　　 　　　 D. How fine the weather is

9.(　 ) --How many students do you think are still in the classroom now?

　　　 --I am afraid there are few of them, ______?

A. are there　　　　 B. aren’t I　　　　 C. aren’t there　　　 D. am I

7.(　 ) Could you please tell me how soon　　　　　　　　　　　　　 ?

　　 A. is your brother back from Britain 　　　B. your brother is back from Britain

　　 C. will your brother be back from Britain　　 D. your brother will be back from Britain(　 )8. Yangyang never plays video games in his spare time, 　　　　　　?

　　　 A. is he　　 　　　　　　　 B. isn’t he　　　　　　 C. does he　　　　　　 D. doesn’t he

6.(　 ) ---Could you tell me how long ______ the book?　 ---Three days.

　　　 A. I can keep　 B. can I borrow　 C. I can borrow　 D. can I keep

5.(　 ) I’m new here. Could you tell me 　　　　, please?

　　 　A. when does the first bus arrive　 　　B. when the first bus arrives

C. when did the first bus arrive　　　 D. when will the first bus arrive