---Imagination ______ important in science, and it helps us dream up our future. ---You are definitely right. If only something ______ allow me to see insects and spiders magnified without getting close to them.

试卷相关题目

• 1Good luck to you, and _____ all your wishes come true.

  A.can

  B.may

  C.must

  D.should 

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• 2As if he ______ my mind，he stood up and offered me his seat when I got on the crowded bus.

  A.had made

  B.has made

  C.has read

  D.had read

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• 3—You___________ stop me. —Even if you __________it, I won't allow you to swim across the river.

  A.mustn't; dare not do

  B.may; dare not do

  C.can; dare to do

  D.needn't; dare do

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• 4.If I _____ the money, I would have bought a much bigger car.

  A.possessed

  B.owned

  C.had　　　　　

  D.had had

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• 5Michael ______ be a policeman, for he is much too short.

  A.needn't

  B.can't

  C.should

  D.may

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• 6—Yang Liwei has won great honour for our country. —Who is Yang Liwei? —What a question! It is surprising that ________ the first spaceman in Chin

  A.A.you didn't know our national hero

  B.to you not to know him

  C.you should know nothing about

  D.you knew nothing about him

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• 7_____ to do the work, I should do it some other day.    

  A.If were I　　

  B.I were　

  C.Were I　

  D.Was I

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• 8---Did you visit the famous museum ? 　 ---No. We ______ it. But we spent too much time shopping.

  A.can't have visited

  B.could have visited

  C.must have visited

  D.shouldn't have visited

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• 9I must go there earlier. John has suggested that I _____ an hour before the discussion begins.

  A.go

  B.shall go

  C.will go　　　　　

  D.would go

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• 10.He has just arrived, but he talks as if he _____ all about that.

  A.know 　　　　　

  B.knows

  C.known　　　　　

  D.knew

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