Finally Mary was admitted by Beijing University, for which she ___ five times.选择题?
问题描述：
Finally Mary was admitted by Beijing University, for which she ___ five times.选择题?
Finally Mary was admitted by Beijing University, for which she ___ five times.
A:had tried B:was trying C:has tried D:tried
答案是A,D 为什么是错的呢?
答
A是过去完成时,表示过去（was admitted）的过去.