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GRE阅读题目解析:玻璃纤维

2017-05-25 09:52:00来源:新东方在线整理

  GRE阅读题目解析:玻璃纤维GRE考试考什么?GRE阅读是重点。新东方在线GRE频道为大家带来GRE阅读题目解析:玻璃纤维答案见下一页,希望对大家GRE备考有所帮助。更多精彩尽请关注新东方在线GRE频道!

  查看全部:GRE阅读答案解析(汇总)

  GRE阅读题目解析:玻璃纤维

  P4

  When cut, the synthetic material fiberglass, like asbestos, releases microscopic fibers into the air. It is known that people who inhale asbestos, fibers suffer impairment of lung functions. A study of 300 factory workers who regularly cut fiberglass showed that their lung capacity is, on average, only 90 percent of that of a comparable group of people who do not cut fiberglass.

  9. The statements above, if true, most strongly support which of the following hypotheses?

  (A) People who work with fiberglass are likely also to work with asbestos.

  (B) Fiberglass fibers impair lung function in people who inhale them.

  (C) Fiberglass releases as many fibers into the air when cut as does asbestos.

  (D) Coarse fibers do not impair lung function in people who inhale them.

  (E) If uncut, fiberglass poses no health risk to people who work with it.

  点击下一页查看答案:

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