— We would appreciate it if you could stay for lunch.— Sorry, I _____. I have another appointment.

试卷相关题目

• 1If human beings had been a bit less greedy and cruel, more birds and animals ______ dying out.

  A.ought to avoid

  B.could have been avoided

  C.should have avoided

  D.might have avoided

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• 2— Guess what? I saw John reading in the library just now.— It  _____ be him. He is such a lazy boy who hates books.

  A.mustn't

  B.shouldn't

  C.can't

  D.may not

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• 3— What did the doctor say?— His advice was that you ______ do more exercise.

  A.had to

  B.would

  C.should

  D.needed to

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• 4Thank you for all your hard work last week. I don't think we ______ it without you.

  A.can manage

  B.could have managed

  C.could manage

  D.can have managed

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• 5Mr. Li, I have let the cat out of the bag already, so I _____ as well tell the whole thing.

  A.might

  B.should

  C.must

  D.can

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• 6You know he is not going to let us leave early if we ___ get the work done.

  A.can't

  B.may not

  C.shouldn't

  D.mustn't

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• 7How _____ you say that you really understand the whole story if you have only covered only part of the article?

  A.can

  B.must

  C.need

  D.may

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• 8— What do you think of your brother's son?— He _____ be very naughty but at the same time you _____ help liking him.

  A.will; will

  B.won't; can't

  C.may; may

  D.can; can't

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• 9— What sort of house do you want to have? Something big? — Well, it _____ be big-that's not important.

  A.mustn't

  B.needn't

  C.can't

  D.won't

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• 10The Chinese government took great measures to prevent the spread of A(H1N1) virus otherwise it ____more people. 

  A.must have affected

  B.should have affected

  C.can have affected

  D.would have affected

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