作业帮将下列句子改为被动语态,英语.
来源：学生作业帮 编辑：拍题作业网作业帮 分类：英语作业 时间：2024/04/30 16:32:04
将下列句子改为被动语态,英语.
1Don't they tell you about it?
2.Yesterday our teacher asked us to clean the classroom.
3.we must keep the noise under 50dbs here.
1Don't they tell you about it?
2.Yesterday our teacher asked us to clean the classroom.
3.we must keep the noise under 50dbs here.
1.Aren't you told by them?
2.we were asked to clean the classroom by our teacher.
3.The noise must be kept under 500dbs here.
2.we were asked to clean the classroom by our teacher.
3.The noise must be kept under 500dbs here.