15. My grandmother seems to have a lot ____.

A. worry about B. to worry 　　　 C. to be worried 　　　　　　　　　　　　 D. to worry about

14. Don’t take the medicine, it can’t help____ rid of your cold.

A. getting 　　　　 B. to get 　　　　　 C. to getting 　　 D. gets

13. Would you be ____ shut the window?

A. enough kind to 　　　　　　　　　　　 B. kind enough not to

C. kind enough to 　　　　　　　　　　　 D. so kind enough as to

12. He was often listened _____ in the next room.

A. sing 　　　　　　 B. sung 　　　　　　 C. to do sing 　　 D. to sing

11. Could you tell me the way you’ve thought of _____?

A. to do it 　　　　 B. doing it 　　　　 C. do it 　　　　　　 D. has to do it.

10. I’ll do whatever I can ____ my English.

A. improve 　　　 B. to improve 　 C. improving 　　 D. to improving

9. ---Do you work in the lab every afternoon?

　 ---No, but sometimes, I wish I _____.

A. had time to 　　　　　　　　　　　　　 B. had time to do 　　　　　　　　　　　

C. have time to 　　　　　　　　　　　　　 D. have time

8. The boy want to ride his bicycle in the street , but his mother told him____.

A. not to 　　　　　 B. not to do 　　　 C. not do it 　　　 D. do not to

7. Rather than _____ on a crowded bus, he always prefers ____ a bicycle.

A. ride…ride 　　 B. riding …ride 　　　　　　　　　　　　 C. ride… to ride D. to ride… riding

6. We agreed _____ here but far she hasn’t turned up yet.

A. having met 　 B. meeting 　　　 C. to meet 　　　　 D. to have met