改错:1:I repeated my question several times and at last he understandS求大神帮助

来源:学生作业帮助网 编辑:作业帮 时间:2024/05/06 02:56:53
改错:1:I repeated my question several times and at last he understandS求大神帮助

改错:1:I repeated my question several times and at last he understandS求大神帮助
改错:1:I repeated my question several times and at last he understandS求大神帮助

改错:1:I repeated my question several times and at last he understandS求大神帮助
understands改为understood 前面为过去时,时态保持一致