（二）语法结构（15分）
选择最佳答案完成句子，错选、多选或未选均无分。
16. We consider it necessary that a plan ______ in advance.
A. be made B. to be made
C. should make D. will be made
17. Some people prefer classical music，but ______ prefer rock music.
A. others B. other
C. another D. the others
18. He graduated from the university in 1995， ______.
A. so I did B. I did so
C. did so I D. so did I
19. ______ his wealth，our boss is not very happy.
A. But B. Besides
C. In spite of D. Despite of
20. She continued her experiment ______ nothing had happened.
A. as so B. as if
C. only if D. if as
21. The days ______ you could travel without a passport are a thing of the past.
A. which B. in which
C. when D. at which
22. On reaching home I discovered that I ______ my keys at the office.
A. left B. have left
C. was left D. had left
23. The students ______ hand in their homework by Saturday.
A. require to B. require to themselves to
C. required to D. are required to
24. All substances， ______ solids，liquids or gases，are composed entirely of atoms.
A. whether B. nevertheless
C. despite D. whatever
25. Frightened，the policeman didn’t report ______ .
A. what he has seen B. what had he seen
C. what did he see D. what he had seen
26. We ______ our country into a modern one in the near future.
A. turn B. turns
C. will turn D. have turned
27. There hasn’t been any rain ______ .
A. two months ago B. since two months
C. in the past two months D. two months before
28. It was announced that the goals of ______ had been achieved.
A. the five-years plan B. five-years plan
C. the five-year plan D. five-year plan
29. The committee ______ made up of twenty members.
A. are B. is
C. be D. were
30. A lot of people believe that ______ fifty percent of the doctors in the countryside are not qualified.
A. as much as B. as long as
C. as big as D. as many as
