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

admin2013-04-08  64
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
【S4】
选项
答案K
解析 形容词辨析题。空格前的were表明，空格处需要填入形容词或动词。空格处的句子前半部分是说油腻食物对大脑的影响，后半部分是说毒品对大脑产生的影响，再结合选项中的形容词和动词，可以推断similar符合题意，表示两种效果相似。因此，similar“相似的，类似的”是正确答案。
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大学英语四级

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