According to the second paragraph,most road accidents happen due to

试卷相关题目

• 1To reduce car crash rate,many scientists are working hard to

  A.design fully automatic cars.

  B.develop faster electric vehicles.

  C.analyze road deaths occurring worldwide each year.

  D.improve the safety of cars and develop new fuels.

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• 2The Hubble Space Telescope helps scientists to understand the nature of the universe.

  A.Right

  B.Wrong

  C.Not mentioned

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• 3The nearest black holes are hundreds of light years away from us.

  A.Right

  B.Wrong

  C.Not mentioned

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• 4The sun is the heaviest star in the universe.

  A.Right

  B.Wrong

  C.Not mentioned

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• 5The attraction of two large stars leads to gravity.

  A.Right

  B.Wrong

  C.Not mentioned

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• 6Which of the following safety developments is NOT mentioned in the passage、

  A.Windscreens that can help drivers to improve their vision.

  B.Radars that can help drivers to see obstacles in fog.

  C.Devices that can help drivers to see through big vehicles.

  D.Improvements in seat belts,pedal controls and tyres.

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• 7Satellite tracking and remote communication systems cna be used to

  A.reduce oil consumption.

  B.remove the obstacles on the road.

  C.call for help when one’s car crashes.

  D.help drivers get out of a traffic jam.

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• 8Which of the following statements is true of robotic drivers、

  A.It will take some time before robotic drivers are available.

  B.Robotic drivers are not allowed to driveon busy roads.

  C.Robotic drivers can never replace human drivers.

  D.Robotic drivers are too expensive to us

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• 9Where is the napkin normally placed during the meal、

  A.On your chair.

  B.On the table.

  C.On your lap.

  D.On your plat

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• 10The napkin is used only for

  A.your forehead.

  B.your mouth.

  C.your nose.

  D.B.your mouth.C.your nos

  E.D.your face.

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