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

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• 1In 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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• 2Experts 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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• 3By “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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• 4The 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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• 5According to this passage, troubles on the road are primarily caused by ________.

  A.people’s attitude towards the road-hog

  B.the rhythm of modern life

  C.the behavior of the driver

  D.traffic conditions

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• 6The article was written to explain ________.

  A.the greenhouse effect

  B.the solar effects on the earth

  C.the models of solar-weather interactions

  D.the causes affecting weather

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• 7Although 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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• 8On 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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• 9If 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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• 10According 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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