五题语态转换问题!!!!急得要死!!

来源:百度知道 编辑:UC知道 时间:2024/07/01 04:28:17
下列句子是主动语态的变成被动语态,是被动语态的变成主动语态
1.Students often reture library books no time
2.He cleans the room once a day.
3.I"m asked by jim to go shopping with him.
4.Can you finish your homework in an hour?

Library books are often returned by students on time.
The room is cleaned once a day by him.
Jim asks me to go shopping with him.
Can your homework be finished in an hour?
实际上3、4题目本身不好

1,Library books are often returned on time. 2,The room is cleaned once a day. 3,Jim asked me to go shopping with him 4,Can the hnmework be finished in an hour?