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Theultim

  • ate purpose of Dr. Vink' s research is to    [A]identify all the genes that are responsi
  • ble for smoking.    [B]determine the real
  • cause of nicotine
  • dependence.    [C] makea difference between social smokers and other smokers.    [D] helpdifferent smokers give up smoking more effectively.
试题出自试卷《2013年考研《英语》考前押密试卷(十)》
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