20. _______ me carefully, boys and girls. Can you _______ me?

　　　　 A. Listen to; hear　 B. Hear; listen to　 C. Hear; hear　　 D. Listen to; hear from

19. –Do you know him well ?　 --Sure. We _______ friend since ten years ago.

　　　　 A. were　　　　　　 B. have been　　　 C. have become　　 D. have made

18. How long have you _______ the book?

　　　 A. bought　　　　 B. lent　　　　　　 C. had　　　　　　 D. borrowed

17. He _______ living in the country to the city.

　　　 A. likes　　　　　 B. prefers　　　　　 C. enjoys　　　　　 D. loves

16. The ticket is on the floor. Would you please _______ for me?

　　　 A. pick it up　　　 B. pick up it　　　　 C. pick up them　　 D. pick them up

15. The old man is quite weak after the accident, so he _______.

　　　 A. must take care of　　　　　　　　　 B. must be take care of

C. must look after　　　　　　　　　　 D. must be looked after

14. Catherin _______ the letter before her mother came into her bedroom.

　　　 A. has written　　 B. was written　　　 C. had written　　　 D. is writing

13. –Do you like watching cooking programs on TV?

　　　　 --No, I don’t, but my twin brother _______. He’s very fond of cooking.

A. does　　　　　 B. do　　　　　　　 C. is　　　　　　　 D. are

12. –Why not go to see the dolphin show with me?　　 --Because I ______ it.

　　　 A. saw　　　　　　 B. will see　　　　 C. see　　　　　　 D. have seen

11. –Did you see Tom at the party?　　　　 -- No, he _______ by the time I got there.

　　　 A. left　　　　　　 B. was leaving　　　 C. had left　　　　 D. has left