Earth is believed _____ by an object the size of Mars at some point in the distant past before its surface cooled.

试卷相关题目

• 1The novel gone with wind is said _____ into several language.

  A.to translate

  B.being translated

  C.having been translated

  D.to have been translated

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• 2When asked why he went there, he said he was sent there ______ for a space flight.    

  A.training

  B.being trained

  C.to have trained

  D.to be trained

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• 3He hurried to the station office only ______ that all the tickets had been sold out.     

  A.to tell

  B.to be told

  C.telling

  D.told

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• 4—Is that the laundry? I have some clothes ________.—Leave them in your room,please,and we're going to fetch them soon.

  A.to wash

  B.to be washed

  C.washed

  D.washing

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• 5The layer thought it unfair for his client to _______ ten years in prison just because he had helped the robbers escape.     

  A.to be sentenced

  B.to sentenced to

  C.to be sentenced to

  D.have sentenced to

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• 6—What are you busy with?—The conference ______ in our city next week.

  A.held

  B.will be held

  C.being held

  D.to be held

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• 7Tom hurried to the lecture hall, only _____ the president's speech had been canceled.     

  A.to tell

  B.to be told

  C.telling

  D.being told

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• 8Samples of blood from Cholera infected patients have been sent to the blood center _______.

  A.to be checked

  B.to be examined

  C.to test

  D.being tested

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• 9Five people were reported ________ in the accident.   

  A.to be killed

  B.to kill

  C.killed

  D.to have been killed

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• 10Having a trip is certainly good for us, but it remains____ whether you will enjoy it.     

  A.to see

  B.to be seen

  C.seeing

  D.seen

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