2. Trees are planted in ______ ( we ) country every year, which makes our country more and more beautiful.

1. This is not my pencil-box. _______ ( I ) is in the bag.

20. This is ______ classroom. Where is _______?

　 A. our; them　 B. us; they　 C. our; theirs　 D. ours; theirs

19. You forgot your dictionary? You may have _______.

　 A. me　 B. my　 C. mine　 D. myself

18. ---Is there a bus to the zoo?

　 ---I’m afraid there’s _______ bus to the zoo.

　 A. no　 B. any　 C. some　 D. none

17. We decided to go for a field trip with some friends of _______.

　 A. us　 B. our　 C. ours　 D. ourselves

16. ---That woman has a bag in her right hand. What’s in her _____ hand?

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

15. Who taught _______ English last term? Was _____ Mr. Smith?

　 A. you; it　 B. you; he　 C. your; it　 D. your; that

14. ---Have you sent your parents an E-mail telling them you arrived safe?

　 ---No. _______ of them can use a computer.

　 A. None　 B. Both　 C. Neither　 D. All

13. ---Do you live by yourself, Mr. Wang?

　 ---Yes. I have two sons. But ______ of them lives with me. They are now studying in America?

　 A. neither　 B. both　 C. none　 D. either