Although there is no life on Mars now , some scientists think that there ______ some form of life a long time ago .

试卷相关题目

• 1You are thirsty, aren't you? _____ he get you some coffee?

  A.Will　

  B.Shall　

  C.Will　　

  D.Should

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• 2He asked me for this book many times. Please tell him he ______ get it tomorrow.

  A.must

  B.would

  C.shall

  D.should

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• 3---How could I thank you enough, Fred? ---Don't mention it. Any other man _________ that.

  A.could do

  B.might do

  C.would have done

  D.should have done

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• 4She ______have stopped her work halfway.

  A.ought to not

  B.ought not to

  C.not ought to

  D.does not ought to

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• 5I promised to get there before 5 o'clock, but now the rain is pouring down. They ______ for me impatiently.

  A.may wait

  B.ought to wait

  C.could wait

  D.must be waiting

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• 6We're happy that our predictions ______ so accurate , which is far from expectation .

  A.might be

  B.would be

  C.should be

  D.will be

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• 7--It's said that no one ______ light a cigarette at a gas station. --- Yes. Safety always comes the first.

  A.can

  B.may

  C.shall

  D.must

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• 8I wish I _____a car．It would make life so much easier.

  A.have

  B.had

  C.had had

  D.will have

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• 9---It's the office! So you _____ know eating is not allowed here. ---Oh, sorry.        

  A.may

  B.will

  C.must

  D.need

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• 10What award did you get for the sports competed ion? ___________ I have a look?

  A.May

  B.will

  C.Should

  D.Must

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