The expression “adding vital life f0 years” in the last paragraph means.

试卷相关题目

• 1Which of the following statements is NOT true、

  A.The U.S. 1ife expectancy is at an all—time high.

  B.The U.S. death rate was at an all—time IOW in 2005.

  C.The annual death rate in the U.S. is over 800 deaths per 1 00,000.

  D.Chronic disease appears to be at an all—time high in the U.S.

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• 2The increase in the U.S. 1ife expectancy is mostly due to

  A.increasing life expectancy rates in some other countries.

  B.declining death rates from heart disease. cancer and stroke.

  C.a rise in the rate of chronic disease.

  D.a declining birth rat

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• 3Compared with the county with the longest life expectancy, the U.S. is

  A.nearly 3 years behind.

  B.nearly 4 years behind.

  C.nearly 8 years behin

  D.D.nearly 6 years behind.

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• 4Since 1955, life expectancy rates in the U.S. have

  A.moved up and down.

  B.been declining.

  C.been on the rise.

  D.remained steady.

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• 5Which of the following is NOT true 0f working class Americans、

  A.They work long hours.

  B.They live from paycheck to paycheck。

  C.They want to save money for presents.

  D.They don’t want to be healthy eaters.

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