20. --Will you please help me with my English?

　　 --__________.

A．Thank you very much　　　　 B．Thanks for telling me

C．I'll be glad to　　　　　　　　 D．Yes，I will help

19. --It's a fine day, Shall we go out for a walk?

A. Good luck　　　　　　　　　　　　 B. That's good

C. It's very kind of you　　　　　　　　 D. Good idea

18. Do you mind my_________here?

A. to sit　　　　 B. sit　　　　　 　C. sitting　　　　　 D. sat

16. Must I hand in the homework now?

　　 No, you __________.

A. mustn't　　　　　 B. can't　　　　　　 C. won't　　　 　　　D. needn't

17, -- May I go to the zoo, mum?

　　 -- No, you __________. You must finish your homework first.

A. mustn’t　　　　　 B. won't　　　　　　 C. don't　　　　　　　 D. needn’t

15. --Hello! May I speak to your father?

　　 --Sorry, he __________ Dezhou.

A. has come to　　　 B. has been to　　　 C. has been in　　　 D. has gone to

14. When I got to the cinema, the film __________ for half an hour.

A. has begun　　　 B. had begun　　　 C. has been on　　　 D. had been on

13. __________ these words he left the room.

A. By　　　　　　 B. In　　　　　　 C. Said　　　　　　 D.With