According to Steve Austad at the University of Texas, ______.

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• 1What does the story of Jeanne Calment prove to us、

  A.People can live to 122.

  B.Old people are creative.

  C.Women are sporty at 85.

  D.Women live longer than men.

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• 2Which of the following statements is true、

  A.The babies didn’t have a sense of direction.

  B.The older babies preferred toy trains to balls.

  C.The younger babies liked looking for missing objects.

  D.The babies couldn’t tell a ball from its optical illusion.

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• 3What did Bower use in his experiments、

  A.A chair.

  B.A screen.

  C.A film.

  D.A box.

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• 4In Paragraph 3, “object permanence”means that when out of sight, an object ________.

  A.still exists

  B.keeps its shape

  C.still stays solid

  D.is beyond reach

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• 5The passage is mainly about _____.

  A.babies’ sense of sight

  B.effects of experiments on babies

  C.babies’ understanding of objects

  D.different tests on babies’ feelings

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• 6Who would agree that a scientist will become famous if he makes the wildest guess at longevity、

  A.Jerry Shay.

  B.Steve Austad

  C.Rich Miller

  D.George Martin

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• 7What can we infer from the last three paragraphs、

  A.Most of us could be good at sports even at 120.

  B.The average human life span cannot be doubled

  C.Scientists believe mice are aging at a slower speed than before.

  D.New techniques could be used to change flies into a new species

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