题目列表(包括答案和解析)
41. The government has taken some measures to solve the shortage of electricity, but it may be some time_____ we have enough power.
A. since B. after C. unless D. before
40. Over 180 students from China's quake-hit Sichuan province joined _____ opening ceremony for a summer camp in Tuapse, _____ city on Russia's Black Sea coast.
A. the; the B. an; the C. an; a D. the; a
39. In order to search for the escaped murderer,the police decided to question _____ came along this road.
A. who B. whom C. whoever D. whomever
38. Last term our math teacher set such a difficult problem _____ none of us worked out.
A. which B. that C. as D. what
37. They seldom, _____, pay for software on their computer. Yes, this means they use lots of pirated software.
A. if some B. if ever C. if any D. if never
36. At the sight of the policeman, _____ from behind the door. A. did the boy rush out B. the boy was rushing out C. out rushed the boy D. rushing out was the boy
35. What a pity. Considering his ability and experience, he _____ better.
A. need have done B. must have done
C. can have done D. might have done
34. A scientist who speaks and writes English is in closer touch with the scientists in other countries than_____ who doesn’t.
A. one B. those C. / D. that
33. -Do you know_____ Miss Green changed her mind to take part in the movement?
-After she listened to the speech by Mr. Brown.
A. when was it B. when was that
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32. Oh, it’s so cold in here. Somebody_____ the window, please.
A. closes B. close C. shall close D. will close
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