They went shopping after they finished their homework.用not.until改写

问题描述:

They went shopping after they finished their homework.用not.until改写

not...until 是直到。。。才。。。
until后面一般是接句子,直到。。。
not后面接动词,才。。。
首先将此句变为否定,went是过去式,否定形式为 didn't go
They didn't go shopping unitl they finished their homework.
他们直到完成了家庭作业才去逛街

They didn't go shopping until they finished their homework.

They didn't go shopping until they finished their homework.