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The text is m

  • ainly a
  • bout    [A] the nature of s
  • cientific progress.    [ B] the relationship between the progress of science an
  • d pollution.    [ C ] certain factors that harm the circumstance.    [ D] the awareness of our responsibility to environment.
试题出自试卷《2013年考研《英语》考前押密试卷(一)》
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