All big railway stations were filled with passengers at that time ,___were peasants.

题目

All big railway stations were filled with passengers at that time ,___were peasants.
A.whose seventy percent B.seventy percent of whom
为什么不选A

答案

因为英语百分比不能那么用
可以说X percent of what 不能说 one thing's X percent 最多可以说one thing's percent is X