21．A．bush　　　　　　 B．town　　　　　　　　　 C．woods　　　　　　　　 D．field

19. I do know that one of the boys who ____ watched the football match ____ from

Washington.

A. has, comes　　　 B. have, come　　 C. has, come　　　 D. have, comes

18. My teacher came to Chengdu to continue his higher education in 2002, _____ he found it easy for him to hunt for a teaching job before graduation.

A. which　　　 B. when　　　 C. that　　　　　 D. who

17. If you love your parents, please remember to love them _____ they are and accept the fact that they are no longer young people and that they need to be looked after.

A. as　　　　 B. like　　　　 C. who　　　　　 D. which

16. Although all the passengers _____ had attempted to escape from the burning bus, only about twenty of them succeeded in getting out of the bus without being badly hurt in the end.

A. board　　　 B. aboard　　　 C. broad　　　　 D. abroad

15. As the new generation of our nation, you’d better do everything you can to improve your English, ______ busy you are.

A. although　　 B. though　　 C. but　　　　 D. however

14. Wang Meng has made five American friends, _______ live in New York.

A. two of them　 B. two of which　　 C. two of whose　　　 D. of whom two

13. She fell in love with my lovely pen the moment she saw ______ and immediately she made up her mind to buy _____ in the supermarket next to her home.

A. it, it　　　 B. one, one　　　 C. one, it　　　 D. it, one

12. In order to keep fit, all the teachers in our school are encouraged to _______ on the playground for half an hour per day.

A. turn out　　 B. make out　　　 C. work out　　　　 D. pick out