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[Sentence Correction]
试题详情
题目：
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.
选项:
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:
B
提问：
b,d的区别？是who run和running的区别吗？
解答：
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阅读976
提问：
b,d的区别？是who run和running的区别吗？
解答：
点赞1
阅读977
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