Such a good opportunity may not come again, so you ____________ let it go this time.

试卷相关题目

• 1We——last night, but we went to the concert instead

  A.must have studied

  B.might study

  C.should have studied

  D.would study

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• 2—Your composition is full of mistakes. —I wish I _________ more careful.   

  A.would have been

  B.had been

  C.would be

  D.were

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• 3---- You _______ have given them some advice. ---- So I did, but who cared what I said?

  A.must

  B.ought to

  C.might

  D.could

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• 4He's already left here. You ______ have come here half an hour earlier.

  A.ought

  B.must

  C.should to

  D.ought to

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• 5Teachers recommend parents ______ their children under 12 to ride bicycles to school for safety.

  A.not allow

  B.do not allow

  C.mustn't allow

  D.couldn't allow

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• 6______ you tell me what has happened?

  A.May

  B.Must

  C.Can

  D.Could

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• 7'You ______ have a wrong number,' she said. 'There's no one of that name here. ' 

  A.need

  B.can

  C.must

  D.would

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• 8．—What's the matter with you ? —Oh, I'm not feeling well in the stomach . I _________ so much fried fish just now .

  A.shouldn't eat

  B.mustn't have eaten

  C.shouldn't have eaten

  D.mustn't eat

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• 9He ______ live in the country than in the city.

  A.prefers

  B.likes to

  C.has better

  D.would rather

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• 10. Mr. Green requires that the students ______ cheat in any exam.

  A.should

  B.don't

  C.wouldn't

  D.not

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