______ it have been the failure to pick up directions from the ground control that caused the air crash?

试卷相关题目

• 1——You missed a good chance . ——Yes , I ________ that job when it was offered .

  A.should take

  B.should have taken

  C.must have taken

  D.would take

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• 2—Tom came to work last Friday ,but no one has seen him since. — ________ he have had an accident ?

  A.Should

  B.Must

  C.Might

  D.Could

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• 3Why didn't you make me a telephone call yesterday? I _____ about it.

  A.should be told

  B.ought to have been told

  C.should have told

  D.ought to be told

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• 4Mr. White _________ at 8:30 for the meeting, but he didn't show up.

  A.should have arrived

  B.should arrive

  C.shouldn't have had arrived

  D.shouldn't be arriving

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• 5I supported him in time , otherwise he ________ off the bike .

  A.might fall

  B.would fall

  C.would have fallen

  D.should have fallen

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• 6—Do you still remember the first time we met, Linda? —Sure. You ________ a meeting in our classroom.

  A.were addressing

  B.had addressed

  C.addressed

  D.address

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• 7. Mary_____ to college last year. Unluckily, she couldn't take the examination because of a sudden disease.

  A.must have gone

  B.can have gone

  C.should have gone

  D.could have gone

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• 8— I've told Nancy many times about the meeting, but she still forgot it! — I understand. Actually, anyone ______ be very forgetful at times.

  A.must

  B.should

  C.ought to

  D.can

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• 9________ the help from the doctor, the little boy _________ his life.

  A.Apart from; should have lost

  B.Without; could lose

  C.Except for; would have lost

  D.But for; would have lost

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• 10Going on a trip to a far-away destination _________ be expensive and difficult, but it is very interesting.

  A.can

  B.must

  C.should

  D.will

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