A successful scientist needs _____ if he wants to make hypothesis (假设) of how processes work and howevents take place.

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• 1Jimmy Carter, defeated in his _______ to gain a second term as President, found himself suddenly thrown out of the White House.

  A.movement

  B.test

  C.attempt

  D.direction

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• 2No _____ that you will pass the coming exam, for you have been well prepared for it.

  A.wonder

  B.problem

  C.question

  D.doubt

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• 3The amazing _____ of some people in the air crash was widely reported by the press.

  A.arrival

  B.survival

  C.travel

  D.support

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• 4The ______ of the picture on our television isn't very good.

  A.qualities

  B.quantity

  C.quantities

  D.quality

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• 5I shall have a hot ______ and go to bed.

  A.bathe

  B.bath

  C.water

  D.washing

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• 6Mozart, who is well known to the world, was a _______ in music.

  A.native

  B.ability

  C.genius

  D.capability

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• 7_____ have an internal clock that controls the beating of our heart, and the _____ of our breathing.

  A.Human being; steps

  B.Humans; pace

  C.Human beings; steps

  D.Man; pace

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• 8Children and old people do not like having their daily _____ upset.

  A.habit

  B.routine

  C.practice

  D.custom

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• 9He made a careful ____ of the situation.

  A.assessment

  B.value

  C.choice

  D.decision

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• 10You shouldn't take books out of the library without the _____ of the assistant.

  A.encouragement

  B.approval

  C.explanation

  D.management

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