It is vital that we _____ act out at once to protect the environment.

试卷相关题目

• 1"______ the friendship between our two people last forever!", and with this sincere hope, the president concluded his speech.

  A.Could

  B.May

  C.Would

  D.Must

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• 2If there _____ an art exhibition in our city next week, our class _____ go and enjoy it.

  A.will be; would

  B.would be ;will

  C.were ;will

  D.should be ;would

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• 3The judge declared, “Everything that Shylock owns___ be taken away from him.”

  A.shall

  B.will

  C.would

  D.could

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• 4Bob said he was going to join our club but he didn't. What a shame! He ______ his mind.

  A.can't have changed

  B.mustn't have changed

  C.wouldn't have changed

  D.shouldn't have changed

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• 5She searched all the places where she _____ have left her necklace but it was all in vain.

  A.might

  B.would

  C.could

  D.should

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• 6 It is thought that a new system _____ the place of the old one in that company. But things are getting worse and worse.

  A.must have taken

  B.will take

  C.won't take

  D.had taken

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• 7You ____ the meeting yesterday now that you were busy .

  A.needn't have come to

  B.needn't come to

  C.didn't have to

  D.don't need to come to

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• 8 We ______ such great success without your efforts. Thanks a lot.

  A.shouldn't have accomplished

  B.couldn't have accomplished

  C.were unable to accomplished

  D.mustn't have accomplished

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• 9I often played truant then. How I wish I ______ the time on my study!

  A.spent

  B.were spending

  C.had spent

  D.could spend

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• 10_________, he could continue working in this company now.

  A.Had he not lied to the boss

  B.Did he not lie to the boss

  C.If he has not lied to the boss

  D.If he didn't lie to the boss

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