题目内容

Do you think it necessary that we have all the chairs_________?
A．to be replacedB．replace
C．being replacedD．replaced
D
略
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That day they ________ there on foot, but they took a taxi. The place was only 50 meters away from the railway station.
A．must have goneB．shouldn’t have gone
C．could have goneD．couldn’t have gone
——Alice looks sad. Did you tell her about the accident?
——Yes, but I    ______ her just before her final examinations.
A．should have toldB．shouldn’t have toldC．needn’t have toldD．must have told

Their answers are exactly the same — one of them ______ from the other.
A．must copyB．must have copied
C．should copyD．should have copied

--- Where is Jack?
--- He _________ football on the playground with those AFS students, but I am not sure.
A．must be playingB．must have played
C．may be playingD．may have played
 Thank you very much. Without your help, I _______the exams.
A．could not passB．could not have passed
C．did not pass D．could not passed
.—Jim!Did you have a good time at the party?
—Yes,but I really _________ have because I had a lot of work to do.
A．needn’tB．mustn’t?C．shouldn’tD．couldn’t
________ I close the window? It's so cold here.
A．WillB．DoC．WouldD．Shall

I lived with my sister this summer and didn't have to pay rent. So I ______ save most of my salary.
A．couldB．wouldC．was able to D．should

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