The article was written to explain ________.

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• 1It can be concluded that a concentration of carbon dioxide in the atmosphere would ________.

  A.prevent the sun’s rays from reaching the earth’s surface

  B.mean a warming up in the Arctic

  C.account for great changes in the climate in the northern hemisphere

  D.raise the temperature of the earth’s surface

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• 2In the writer’s opinion, ________.

  A.strict traffic regulations are badly needed

  B.drivers should apply road politeness properly

  C.rude drivers should be punished

  D.drivers should avoid traffic jams

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• 3Experts have long pointed out that in the face of car-ownership explosion, ________.

  A.road users should make more sacrifice

  B.drivers should be ready to yield to each other

  C.drivers should have more communication among themselves

  D.drivers will suffer great loss if they pay no respect to others

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• 4By “good sense,” the writer means ________.

  A.the driver’s ability to understand and react reasonably

  B.the driver’s prompt response to difficult and severe conditions

  C.the driver’s tolerance of rude or even savage behavior

  D.the driver’s acknowledgement of politeness and regulations

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• 5The sentence “You might tolerate the odd road-hog... the rule.” (Par

  A.1) implies that ________.A.our society is unjust towards well-mannered motorists

  B.rude drivers can be met only occasionally

  C.the well-mannered motorist cannot tolerate the road-hog

  D.nowadays impolite drivers constitute the majority of motorists

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• 6Although the fuel consumption is greater in the northern hemisphere, temperatures there seem to be falling. This is ________.

  A.mainly because the levels of carbon dioxide are rising

  B.possible because the ice caps in the poles are melting

  C.exclusively due to the effect of the inertia of the earth’s climate

  D.partly due to variations in the output of solar energy

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• 7On the basis of their models, scientists are of the opinion that ________.

  A.the climate of the world should be becoming cooler

  B.it will take thousands of years for the inertia of the earth’s climate to take effect

  C.the man-made warming effect helps to increase the solar effects

  D.the new Ice Age will be delayed by the greenhouse effect

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• 8If the assumption about the delay of a new Ice Age is correct, ________.

  A.the best way to overcome the cooling effect would be to burn more fuels

  B.ice would soon cover the northern hemisphere

  C.the increased levels of carbon dioxide in the atmosphere could warm up the earth even more quickly

  D.the greenhouse effect could work to the advantage of the earth

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• 9According to the author, recent Olympic Games have ________.

  A.created goodwill between the nations

  B.bred only false national pride

  C.barely showed any international friendship

  D.led to more and more misunderstanding and hatred

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• 10What did the manager mean by saying, “... Hockey and the International Hockey Federation are finished”、

  A.His team would no longer take part in international games.

  B.Hockey and the Federation are both ruined by the unfair decisions.

  C.There should be no more hockey matches organized by the Federation.

  D.The Federation should be dissolved.

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