It can be inferred from the last paragraph that brown dwarfs、

试卷相关题目

• 1Which of the following statements about asteroid is NOT true、

  A.The WISE telescope can take pictures of asteroids.

  B.They do not reflect light that reaches them.

  C.They are invisible to ordinary camera.

  D.They float through space giving off visible light.

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• 2It is true that infrared radiation

  A.is not detectable to human

  B.looks bright than visible light

  C.is visible light reflected off an object

  D.has longer waves that those of visible light

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• 3The camera on WISE

  A.produces images of objects giving off infrared radiation.

  B.is equipped with expensive computers

  C.reflects light visible to the human eye

  D.is similar to an ordinary digital camera

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• 4What is so special about WISE、

  A.It is as small as a trashcan.

  B.It is small in size but carries a large camera.

  C.Never before has a telescope carried a digital camera in space.

  D.Its digital camera can help astronomers to see the unknown spac

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• 5The existence of liquid water is a necessity for a life-support

  A.Right

  B.Wrong

  C.Not mention

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• 6What have researchers been able to do with the help of the study、

  A.make a person know how to do something without learning

  B.set up different learning patterns for different people

  C.Enable people to learn kung fu instantly

  D.Discover a person’s learning process in the brain

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• 7What helps a person to do a particular task better in visual perceptual learning、

  A.Testing .

  B.Encouragement.

  C.Repetition.

  D.self- assessment.

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• 8Which of the following statements is true of the experiment participants、

  A.They were not told what to be learned in the experiment.

  B.They learned how to control MRL machines in the experiment.

  C.They were paid to take part in the experiment.

  D.They were not cooperative in the experiment.

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• 9The finding of the study is most significant in that learning

  A.is full of fun

  B.is visualized

  C.becomes unnecessary

  D.happens unconsciously

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• 10Who are most likely to benefit from the stability、

  A.senior people

  B.teenager

  C.musicians

  D.Athletes

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