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Adults who had been fed plenty of fruit when they were children are less likely to suffer from certain types of cancer, British

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问题     Adults who had been fed plenty of fruit when they were children are less likely to suffer from certain types of cancer, British scientists said on Wednesday.
    A medical study of【C1】______4,000 men and women showed that the more fruits the adults had eaten when they were【C2】______the less likely they were to suffer from lung, bowel and breast cancer.
    "This study shows that childhood fruit consumption may have a long term【C3】______effect on cancer risk in adulthood," Dr. Maria Maynard of the Medical Research Council in London said.
    All of the adults in the study had filled in a food【C4】______during the 1930s for a research study looking into the eating habits of families in【C5】______and urban areas of England and Scotland. Maynard and her colleagues studied the medical records of the group up to July 2000, by which time 483 cases of cancer had been【C6】______. In addition to fewer cases of cancer, a high consumption of fruit was【C7】______with a lower death rate from all causes.
    Fruits are loaded with antioxidants, vitamins and other nutrients, which can help to prevent genetic【C8】______that can lead to the development of cancer.
    The scientists also studied the【C9】______of vitamins C, E and beta carotene on cancer but they did not find any【C10】______that individual antioxidants were as protective as fruit.
    A. impact B. efficiency C. associated D. insert
    E. protective F. furthermore G. decent H. diagnosed
    I. damage J. young K. inventory L. rural
    M. nearly N. evidence O. grab
【C3】
选项
答案E
解析 此处应为形容词，修饰名词effect。该句是对上一句的补充说明，表明年轻时多吃水果对健康有长期好的作用，因此该形容词应表示积极意义，只有protective适合。
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