Though he is very busy now, he ________ see a doctor before it is too late.

试卷相关题目

• 1John studies so hard that he ________ the examination.

  A.could past

  B.may pass

  C.passes

  D.would pass

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• 2Grusoe had to stay in his cave _____ go out, even for foot.

  A.daring not to

  B.not daring to

  C.not daring

  D.daring not

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• 3My students have taught me much，usually by asking questions that I ________answer．

  A.will not

  B.could not

  C.am not able to

  D.would not

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• 4This proved once again that the socialist system ________ superior to the capetalist system.

  A.was

  B.can

  C.should

  D.is

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• 5It's strange that they ________ without saying goodbye to us.

  A.must have left

  B.should have left

  C.can have left

  D.may have left

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• 6The blanks ought to ______ with the proper form of the given verbs.

  A.fill

  B.be filled

  C.be filled in

  D.fill in

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• 7I ________ when you rang me up last night.

  A.must be sleeping

  B.must have slept

  C.must have been sleeping

  D.must have been slept

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• 8It's terrible．The car ________ break down just as we were going on our holidays．

  A.should

  B.could

  C.would

  D.might

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• 9Peter ________ come with us this evening, but he isn't very sure yet.

  A.must

  B.can

  C.may

  D.will

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• 10Man ________ die without water.

  A.will

  B.can

  C.need

  D.shall

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