Not until he had left his friend _______ how important friendship was for him. A．did he realize B．he...
2022-12-23 14:10:14 35次 2012-2013学年湖南省怀化市高三上学期期末考试英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
Not until he had left his friend _______ how important
friendship was for him.
A．did he
realize B．he realized C．had he
realized D．he had
realized
本题链接：
