According to the writer， what may chiefly be responsible for the Columbia accident？

试卷相关题目

• 1The word “they” in the sentence “since they could place” （Par

  A.3） denotesA.“damages”

  B.“answers”

  C.“decisions”

  D.“questions”

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• 2This text is most probably taken from an article entitled “”。

  A.Gehman's Comments on Columbia Accident

  B.An Inquiry into Columbia Accident

  C.Shedding Light on Shuttle's Safety

  D.NASA's Problems Being Exposed

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• 3What are the functions of studying philosophies mentioned in the passage？

  A.The study of philosophies would make our own idea flexible.

  B.The study of philosophies would help prepare us for the future and guide our actions.

  C.The study of philosophies would enable us to understand how things develop as to better tackle the future.

  D.All of the abov

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• 4How many kinds of ideas are there about the future？

  A.Two

  B.Three

  C.Four

  D.Five

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• 5What field can our descendants know？

  A.The origin of human beings

  B.Some questions that perplex us today.

  C.Many philosophical problems which Marx and Engels wrote rather little.

  D.The futur

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• 6As mentioned in the text， the Wednesday's hearing revolved around

  A.the precise capabilities of spy satellites in orbit

  B.NASA's indecisions against checking upon the Columbia

  C.NASA's rejection of satellite images offered

  D.the coordination between NASA and military offices

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• 7Which of the following can best describe Gehman's attitude towards satellite images？

  A.Apprehensive.

  B.Credulous.

  C.Indifferent.

  D.Cautious.

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• 8The writer holds that the potential to make healthy body tissues will

  A.aggravate moral issues of human cloning

  B.bring great benefits to human beings

  C.help scientists decode body instructions

  D.involve employing surgical instruments

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• 9The word “rejuvenated” （Par

  A.5） most probably meansA.modified

  B.recollected

  C.classified

  D.reactivated

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• 10The research at the University of Wisconsin is mentioned to show

  A.the isolation of stem cells

  B.the effects of gene therapies

  C.the advantages of human cloning

  D.the limitations of tissue replacements

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