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单选

Which of the following is NOT mentioned

  • as a disadvantage of
  • burying pollution?    [A] It a
  • ctually prevents companies from looking for other energy sources.    [B] It is
  • difficult to make sure that the buried gas will stay where they are.    [C] It might turn up with serious consequences in the years to come.    [D] It will possibly take up too much room in the earth to be sustai
试题出自试卷《2013年考研《英语》考前押密试卷(三)》
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