He ______ sleep, although he tried to, when he got on such a hunt for an idea until he had caught it.

试卷相关题目

• 1You _____ me because I didn't say that.

  A.may misunderstand

  B.must misunderstand

  C.should have misunderstood

  D.must have misunderstood

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• 2As it turned out to be a problem of no importance , we _________so much time looking into it .

  A.needn't spend

  B.didn't have to spend

  C.needn't have spent

  D.oughtn't to spend

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• 3— I phoned you yesterday morning. A girl answered, but I didn't recognize the voice. — Oh, it ___________ my younger sister. She was in my room at that moment.

  A.must have been

  B.should have been

  C.could have been

  D.may have been

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• 4When he was there, he ________ go to that coffee shop at the corner after work every day.

  A.would

  B.should

  C.had better

  D.might

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• 5----Will you take up teaching as a career after graduation? ---- Hard to say. I ________ go abroad for higher education instead, but it depends.

  A.must

  B.should

  C.might

  D.shall

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• 6— Is Jack on duty today? — It ________ be him. It's his turn tomorrow.

  A.mustn't

  B.won't

  C.can't

  D.needn't

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• 7You ________ in person; a telephone would have been enough.

  A.couldn't have come

  B.needn't have come

  C.shouldn't have come

  D.mustn't have come

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• 8When he was there, he ______ go to that coffee shop at the corner after work every day.

  A.would

  B.should

  C.had better

  D.might

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• 9---Why hasn't Jane arrived yet?   ---She ______ again in the morning.

  A.shouldn't have overslept

  B.may have turned off the alarm clock

  C.must have no one to call her

  D.should have someone to wake her up

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• 10— She looks rather upset. She _________ the exam. — I guess so. It's very difficult after all.

  A.must have failed

  B.can fail

  C.would have failed

  D.should fail

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