2. 外语
  3. It is commonly held that drinking moderate amounts of alcohol can reduce the odds of having a deadly heart attack. More【B1】_____

It is commonly held that drinking moderate amounts of alcohol can reduce the odds of having a deadly heart attack. More【B1】_____

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问题     It is commonly held that drinking moderate amounts of alcohol can reduce the odds of having a deadly heart attack. More【B1】______benefits to the heart have occurred when people had three to seven drinks per day. But doctors advise against that because heavy drinking is associated with a【B2】______of problems. It can be liver damages or【B3】______fertility (生育能力).
    Dr. Pekka Karhunen, of the University of Tampere in Finland, said that【B4】______reports revealed that one or two alcoholic drinks ner day could help【B5】______off heart disease. That appeared to have been "【B6】______.
    Of his study, released at the American Heart Association’s【B7】______meeting, Karhunen said in an interview that "there is no danger in one or two drinks per day, but the【B8】______is quite low." The Heart Association【B9】______. The drinks include beer, wine or liquor.
    Karhunen and his colleagues chose 700 Finnish men who had died between the ages of 33 and 70. 【B10】______. The scientists found that having fewer than three drinks per day did not reduce the progress of any heart disease and only slightly minimized the chance of having a fatal heart attack. 【B11】______
【B10】
选项
答案The researchers interviewed family members about the deceased men’s drinking habits and then studied alcohol’s effect on their blood vessels
解析 The researchers asked family members about the dead men’s drinking habits and then studied alcohol’s effect on their blood vessels
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