2. 外语
  3. No direct relationship has been proven between high cholesterol levels and heart attacks. Compared with the number of American

No direct relationship has been proven between high cholesterol levels and heart attacks. Compared with the number of American

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问题 No direct relationship has been proven between high cholesterol levels and heart attacks.
Compared with the number of American people who had their blood cholesterol levels checked in 1990 was ____________________ than that of in 1983.
选项
答案much larger/larger/much greater/greater
解析 根据题干中的年份锁定文章倒数第二段。本段列举了1983和1990年知道自己cholesterol levels的人数，即In 1983，only 35 percent…By 1990，65 percent…因此1990年的人数比1983年多很多，填入much larger/larger/much greater/greater均可。
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