—Americans spend more on health care than most other people . — You're right . But a new study shows that life_______ in the United States is falling .

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• 1My mother is the type of woman who suspects that a late night call or a surprise invitation is a ________ of bad news.

  A.symptom

  B.solution

  C.subject

  D.sign

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• 2Small ______ you are called early bird --- you always catch the first train to work!

  A.wonder

  B.case

  C.surprise

  D.shock

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• 3Our milk powder is especially suitable for children under 6, as it helps a lot to build the body's natural ________.

  A.reservation

  B.defence

  C.variety

  D.heritage

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• 4The owner of the jewelry store says a(n) _______ of $ 1,000 will be offered to anyone who can find the lost jewels.

  A.income

  B.reward

  C.bonus

  D.fee

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• 5The manager of the company told us that very little _________ was made of the waste material in the past.

  A.cost

  B.value

  C.matter

  D.use

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• 6— Can I help you with it? — I appreciate your _______, but I can manage it myself.

  A.advice

  B.question

  C.offer

  D.idea

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• 7The British government often says that providing children with _______ to the information superhighway is of great importance.

  A.prevention

  B.protection

  C.allowance

  D.access

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• 8To my parents' relief, both my brother and I followed the family _____ and became doctors.

  A.concern

  B.tradition

  C.reality

  D.review

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• 9I think, the Chinese teacher will surely give _____ on your composition.

  A.sense

  B.comment

  C.comments

  D.idea

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• 10Cloning an animal is a complex ________ that can go fatally wrong at any stage.

  A.process

  B.regulation

  C.step

  D.method

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