________ it rain tomorrow, we would have to call off the hike.

试卷相关题目

• 1If we had taken such effective measures much earlier, the river ________ so seriously now.

  A.is not polluted

  B.would not be polluted

  C.had not been polluted

  D.would not have been polluted

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• 2I know it's normal for such a thing to happen, but we _____ it if we'd been more careful.

  A.need have avoided

  B.could have avoided

  C.will have avoided

  D.had avoided

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• 3—The research on the new bird flu virus vaccine is challenging and demanding. Who do you think can do the job? —____ my students have a try?

  A.Shall

  B.Must

  C.Will

  D.May

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• 4-Jenny took the 8：00 bus to Guangzhou this morning. -Really? He＿＿____ the 9:00 train. It's much more  comfortable and safer to travel by train.

  A.could have taken

  B.should take

  C.must have taken

  D.can take

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• 5—I do enjoy my present job as an engineer. —Well，I would also be an engineer if I ________ my major when I was at college.

  A.could have changed

  B.should change

  C.hadn't changed

  D.were to change

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• 6. If my father ______ here yesterday, he would have stopped me from going surfing.

  A.had been

  B.were

  C.should be

  D.has been

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• 7—Do you think George has passed the driving test? —No. If so, he _____his car to our college yesterday.

  A.would drive

  B.drove

  C.would have driven

  D.had driven

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• 8“ Have you ever been to Beijing?”  “No, but I wish I________.”

  A.have

  B.will

  C.do

  D.had

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• 9It's high time that we students________ harder as the examination is drawing nearer.

  A.work

  B.will work

  C.worked

  D.have to work

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• 10 Some young people these days just ________ go out of their homes to contact the real world.

  A.mustn't

  B.won't

  C.mightn't

  D.shouldn't

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