作业帮The concert began two hours ago.（同义句转换）
来源：学生作业帮助网 编辑：作业帮 时间：2024/04/29 22:04:09
The concert began two hours ago.（同义句转换）
The concert began two hours ago.（同义句转换）
The concert began two hours ago.（同义句转换）
the concert have already began two hours
It is two hours ago that the concert began
The concert has played two hours.
The concert has been on for two hours.