问题描述：
Only then _____that I had made another mistake .But it was too late
A:did i realize B:i realized C:i was realizing D:was i realize为什么要选A呢?
A:did i realize B:i realized C:i was realizing D:was i realize为什么要选A呢?
问题解答：
我来补答展开全文阅读