15.　 ____ along its shores they go through forests of mushrooms and plants.

　　　 A. Walk　 B. To walk　 C. Walked　 D. Walking

14.　 The station was so near, he____ a taxi to get there.

　　 A. needn’t have taken　 B. mustn’t have taken　

　　 C. couldn’t have taken　 D. might not have taken

13.　 The old picture will keep me____ of the old days____ I spent together with her in that village.

　　 A. reminding, that　 B. reminding, when　 C. reminded, that　 D. reminded, when

12. 　It is well-known to us all____ he has been doing for our country.

　　 A. that　 B. what　 C. which　 D. them

11.　 Zhongguancun made____ possible for him to follow his dreams and help the country he loves.

　　 A. this　 B. that　 C. it　 D. its

10. He doesn’t know____ the distance from the earth to the moon is.

　　 A. how far　 B. how away　 C. what　 D. how much

9.　 In the early 19th century, people had no idea____ the inside of the earth might look like.

　　 A. that　 B. what　 　C. how　 D. which

8.　 Was it____ Lei Feng did____ inspired the students to work for the people?

　　 A. that, that　 B. what, that　 C. what, what　 D. that, what

7.　 I doubted at first____ I should try to create a being like myself, or one of simpler organization.

　　 A. that　 B. what　 C. whether　 D. weather

6.　 ____ what you said, you should be praised.

　　 A. Judging from　 B. Judged from　 C. Being judged　 D. To judge from