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题目
改写为被动语态肯定、被动语态否定和被动语态疑问
We plant trees every year.
2、I sweep the floor at 7:00every day.

提问时间:2020-05-09

答案

Trees are planted every year.
Trees aren't planted every year.
Are trees planted every year?

The foor is swept by me at 7:00 every day.
The foor isn't swept by me at 7:00 every day.
Is the foor swept by you at 7:00 every day?

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