题目：

1. About 60 percent of the students _____ from the south, the rest of them _____ from the north and foreign countries.

A. are/is   B. are/are　 C. is/are   D. are
 
2. Half of the workers here _____ under 30 _____.
A. is/years      B. are/year old   C. is/years old   D. are/years of age
 
3. Now Tom with his classmates _____ football on the playground.
A. play     B. are playing　 C. plays    D. is playing
 
4. The number of pages in this dictionary _____ about two thousand.
A. are      B. has　   C. have     D. is
 
5. Thirty dollars _____ too expensive.
A. are      B. is     C. were     D. be
 
6. The audience _____ so large that no seat was left unoccupied in the great hall.
A. is     B. are      C. was     D. has
 
7. The secretary and principal _____ at the meeting now.
A. are speaking   B. is speaking    C. were making a speech D. have a speech
 
8. "If anybody _____, please put down _____ name," said the teacher to the monitor.
A. wants to buy the book/his    B. want to buy the book/their
C. will buy the book/one's      D. wants to have the book bought/her
 
9. Nothing but one desk and six chairs _____ in the room.
A. are    B. is stayed     C. is      D. are left
 
10. Having arrived at the station, _____.
A. it was found that the train had left; B. th, e trai, n had left
C. the train was found left            D. he found that the train had left

【答案解析】

  1-5 BDDDB       6-10 ABACD