Compared to those who do not, running three days a week saves an average of 14.1 percent on health-care costs each year in the United States .
(A) Compared to those who do not, running three days a week saves
(B) Compared with nonrunners, people who run three days a week save
(C) Compared to not running, those running for three days a week save
(D) When compared with those who do not, people running three days a week save
(E) When compared to nonrunners, running three days a week saves
答案是B选项,看了解释也能理解,但是原文的意思是不是那些没有1礼拜跑3次的人和一礼拜跑三次的人比较 但是B变成不跑步的人和一礼拜3次的人比较了呀... 所以我选了D...但是看了PREP笔记觉得D果然也不好... |