11. Several studies have found that the coronary patients who exercise most actively have half or less than half the chance of dying of a heart attack as those who are sedentary.
(A) have half or less than half the chance of dying of a heart attack as those who are sedentary
(B) have half the chance, or less, of dying of a heart attack than those who are sedentary do
(C) have half the chance that they will die of a heart attack, or less, than those who are sedentary do
(D) are at least fifty percent less likely to die of a heart attack as those who are sedentary
(E) are at least fifty percent less likely than those who are sedentary to die of a heart attack <--此为正确答案
为啥子答案E好于B?
fannyyudan：你好！
强烈推荐先参考GMAT大区各版块的置顶贴，好东东多多！相信它们可以解决你大部分问题。
本语法区置顶贴有：
如果阅读完上述相关内容仍未能解决你的问题，欢迎发帖继续讨论。发帖一定要注意“版规”里的要求哦。谢谢！
祝你复习过程顺利、愉快！
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