题目内容

2. She was deeply troubled and you ___________ her about it.

A. shouldn't have told
B. dare not tell
C. can't have told
D. wouldn't have told

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3. We've got plenty of time. We _____________ hurry.

A. can't
B. couldn't
C. wouldn't
D. needn't

4. He didn’t answer when I called — he __________ to bed.

A. would have gone
B. must have gone
C. will have gone
D. shall have gone

5. If you failed that exam you __________ very hard.

A. can't have worked
B. shouldn't have worked
C. needn't have worked
D. wouldn't have worked

6. You look very well. You ___________ your holiday.

A. must have enjoyed
B. could enjoy
C. would enjoy
D. will have enjoyed

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