2. 外语
  3. The holidays are a time for eating: pies at Thanksgiving, chocolates for Advent and overflowing gift baskets of cookies and cand

The holidays are a time for eating: pies at Thanksgiving, chocolates for Advent and overflowing gift baskets of cookies and cand

admin2013-09-24  59
问题     The holidays are a time for eating: pies at Thanksgiving, chocolates for Advent and overflowing gift baskets of cookies and candies through the New Year. If you’re having trouble saying no to the bounty of fat and sugar, give yourself a break: your willpower may be no【S1】_____for brain pathways that make overeating—much like drug-taking—feel so good.
    In one study by researchers at the University of Pennsylvania, mice that were fed a high-fat diet during the first 20 weeks of life and had become【S2】_____showed significant and lasting changes in brain areas【S3】_____in reward—making the brain less responsive to the same fatty foods. The researchers said the effects were【S4】_____to those seen in drug addiction. In another study from Concordia University in Montreal, researchers found that hungry rats sought heroin when food was not there.
    It wouldn’t be quite right to suggest,【S5】_____, that food works on the brain’s drug pathways. Rather, it’s the other way around. "Drug addiction is really【S6】_____some of these pathways that evolved to promote food【S7】_____for survival reasons," Ralph DiLeone, associate professor of psychiatry at Yale University.
    So is food really【S8】_____, like a drug? That’s still not clear, but it’s likely that compulsive overeating probably bears some【S9】_____to addiction. Anyone who’s gotten lost in the【S10】_____of polishing off a pint of mint chip ice cream knows how hard it can be to stop. A)obese F)kidnapping K)similar
B)competition G)digest L)addictive
C)however H)match M)whatever
D)intake I)addicted N)involved
E)pleasure J)resemblance O)hijacking
【S7】
选项
答案D
解析 名词辨析题。根据句子结构可知，空格处应填入能与名词food搭配的词，并且作promote的宾语，由此可知此处应填入名词。空格处句意为“这些部位会刺激食物——来确保生存的需求”，结合选项中的名词，可以推知intake“食物等的摄入量”符合句意。
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大学英语四级

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