题目内容
句型转换：
“Clean” means “not dirty”．(对画线部分提问)
________ ________ “clean” mean?
(句型转换) We clean the classroom every day.(变被动语态)
The classroom ______ ______ every day.
句型转换
We clean our flat once a week．(对画线部分提问)
________ ________ do you clean your flat?
We clean our classroom every day.(用the day after tomorrow改写)
We ________ ________ our classroom the day after tomorrow.
句型转换:
They clean the dining room every day.（改成否定句）
They ______ clean the dining room every day.
