— There's someone outside. Who it be ? — It ______ be Mary. She promised to come over at 8: 00.

试卷相关题目

• 1Robert wishes that he ________ business instead of history when he was in university.

  A.studies

  B.studied

  C.has studied

  D.had studied

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• 2The teacher agreed to the suggestion that the students ________ two weeks to prepare for the exam.

  A.give

  B.should give

  C.be given

  D.would be given

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• 3If 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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• 4—Don't forget to come to my birthday party tomorrow.    —_______.

  A.I don't

  B.I won't

  C.I can't

  D.I haven't

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• 5What he said didn't mean to hurt Mary, but he felt ________ it differently.

  A.he could express

  B.he could have expressed

  C.he would express

  D.he must have expressed

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• 6You can't imagine that a top student ______ have failed in the college entrance examination.

  A.might

  B.need

  C.should

  D.would

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• 7Keep up good state of mind even if you __________ fail plenty of times.

  A.must

  B.will

  C.can

  D.should

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• 8—My brother gets the first prize for computer in our city today. —I am sure he _________ be a very smart student.

  A.could

  B.should

  C.might

  D.must

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• 9Jack _____ yet, otherwise he would have telephoned me.

  A.mustn't have arrived

  B.shouldn't have arrived

  C.can't have arrived

  D.needn't have arrived

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• 10—Perhaps John's not in. —______.Look，the light's on.

  A.Yes，he can be at home

  B.No，he couldn't go out

  C.Yes，he must be at home

  D.No，he needn't go out

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