高中教育高考英语2009年全国统一考试英语福建卷

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• 51The underlined words “tipping points” most probably refer to _____

  A.freezing points

  B.burning points

  C.melting points

  D.boiling points

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• 52It can be inferred from the passage that_____

  A.it is necessary to keep the air-conditioning on all the time

  B.it seems possible for every household to cut emissions of CO2

  C.the average US household produces about 3,000 pounds of CO2 a month

  D.the average European household produces about 1,000 pounds of CO2 a month

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• 53Which of the following would be the best title for the passage、

  A.Saving Energy Starts at Home

  B.Changing Our Habits Begins at Work

  C.Changing Climate Sounds Reasonable

  D.Reading Emissions of Proves CO2 Difficult

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