11. Mother dogs have several babies __________.

　 A. on a time　　　　 B. in a time　　　 C. at a time　　　 D. for a time

10. Wolves often live in __________ .

　 A. family groups　　　　 B. family group　

　C. families group　　　　 D. families groups

9. My mother called me _________ harder.

　 A. encourage me studying　　　 B. to encourage me to study

　 C. to encourage me studying　 　D. encourage me to study

8. You’d better ___________ your coat. It’s so hot here.

　 A. put on　　　 B. put off　　　 C. to take off　　 D. take off

7. Geography is one of ___________ subjects.

　 A. the more difficult　　　　　 　B. the most difficult

　 C. most difficult　　　　　　　 D. more difficult

6. Amy was sorry for _______ late, but the teacher’s smile made her ______ better.

　　 A. is; feel　　　　 B. be; feels　　　 C. being; felt　　 D. being; feel

5. He is _________ than his brother ___________ skating.

　　 A. good; at　　　 B. good; for　　　 C. better; at　　 D. better; for

4. Some people enjoy listening to music, but______ don’t.

A. others　　　　 B. another　　　 C. the other　　 D. the others

3．-Do you mind if I turn on the radio?　 -- ____________.

A. No, I mind.　　　　 B. Yes, I don’t　

　 C. No, of course.　　　 D. Sorry. You’d better not.

2. ---May I use your camera, dad? ---_______. It’s broken.

A. Yes, please.　　 　　　 B. I’m afraid not.　

C. Sure.　　 　　　　　　　　　　 D. No, thanks.