题目内容：

They went home after finishing their homework.(改为同一句）
They ____go home ____ they finished their homr work.
解释理由.

优质解答

didn't until
not ...until 直到...时候才
They didn't go home until they finished their homr work.
直到写完作业他们才回家

追问：

谢谢回答， 那填didn't before可以吗. 这么填翻译成 他们在写完作业之前不回家

追答：

不可以 首先没有这个用法 其次 你说的是中式英语 英语不这么表述

追问：

谢谢回答