Your son saves another boy when he falls into river while we ___ to the cinema this afternoon.

题目

Your son saves another boy when he falls into river while we ___ to the cinema this afternoon.
A coming b goes c going d are going顺便翻译下句子
为什么要选4

答案

D
我们下午去电影院的时候你儿子救了一个失足掉进水的男孩