I'm sorry I-------------(keep)you waiting for such a long time.
来源:学生作业帮助网 编辑:作业帮 时间:2024/05/07 12:49:54
I'm sorry I-------------(keep)you waiting for such a long time.
I'm sorry I-------------(keep)you waiting for such a long time.
I'm sorry I-------------(keep)you waiting for such a long time.
过去式kept