17. On each side of the street _______a lot of trees.

A. stands 　　　　　　　　　　　　 B. stand　　　　　　　　　　　　　　　 C. is standing　　　　　　　 D. are grown

16. No freshman and no graduate _______ to sit in on the forum.

A. are allowed　 　　　　　　　 B. is allowed　　　　　　　　　　　　 C. are agreed　 　　　　　 D. is agreed

15. E-mail, as well as telephones, ____an important part in daily communication.

A. is playing 　　　　　　　　　 B. have played 　　　　　　　　　 C. are playing　　　　　　 D play

14. The company had about 20 notebook computers but only one-third ___________ used regularly. Now we have 60 working all day long.

A. is　　　　　　　　　　　　　　　　 B. are　 　　　　　　　　　　　　　　　 C. was　　　　　　　　　　　　 D. were

13. Three students in ten will go and _____ to stay in the classroom.

A. the rest are 　　　　　　　　　　　　　　　　　　　　 B. the rest is

C. the other are　 　　　　　　　　　　　　　　　　　　　 D. the other is

12.As you can see，the price of pork，eggs and grain rising these days.

A. are keeping　　　　　　　　　 B. keep 　　　　　　　　　　　　　　　 C. keeps　 　　　　　　　　　 D. were keeping

11. What we used to think ______ impossible now does seem possible.

A. is　　　　　　　　　　　　　　　　 B. was 　　　　　　　　　　　　　　　 C. has been 　　　　　　　 D. will be

10. Either you or one of your students ______ to attend the meeting that is due tomorrow. A. are B. is 　　　 C. have　 D. be

9. In our school, many a boy ____ playing football and more girls than one ____ playing it.

A. likes; likes　　　　　　　　　　 B. like; like　 　　　　　　　　　　　 C. like; likes　　　　　　　 D. likes; like

8. It is I _________ my parents who__________ to blame for the accident.

A. other than; are 　　　　　　　　　　　　　　　　　　　　　　　　　　　 B. rather than; am

C. more than; are 　　　　　　　　　　　　　　　　　　　　　　　　　　　 D. than; is