—Why are you so late?—I was in half the way when itto me that I had left my notebook home

问题补充：

—Why are you so late?

—I was in half the way when itto me that I had left my notebook home，so I had to fetch it.

A. occurred

B. hit

C. happened

D. reminded

答案：

(答案→)A. occurred

B. hit

C. happened

D. reminded

解析：固定句型。It occured to sb 使某人突然想起某事，句意：就是在半路上我突然想起我把我的笔记本落在家里了，因此，我不得不回去取拿。所以选A。