The boy didn't stand up before the teather came in.该同义句The boy di_英语解答

The boy didn't stand up before the teather came in.该同义句
The boy didn't stand up before the teather came in.该同义句.The boy _____ stand up ______ the teacher came in.

人气：279 ℃　时间：2020-06-18 09:05:59

解答

The boy didn't stand up until the teacher came in.
The boy didn't stand up till the teacher came in.
都可以.