帮我看看这几个英语句子有没有问题,有的话帮我改下I was cleaned classroom last week.Classroom was cleaned by me.I will be clean classroom tomorrow.Classroom will be cleaned by me.We should clean classroom.Classroom should be cleaned by us.I often clean classroom.Clasroom is cleaned by me 每两句是一组的.

帮我看看这几个英语句子有没有问题,有的话帮我改下
I was cleaned classroom last week.Classroom was cleaned by me.I will be clean classroom tomorrow.Classroom will be cleaned by me.We should clean classroom.Classroom should be cleaned by us.I often clean classroom.Clasroom is cleaned by me 每两句是一组的.