题目内容：

They have repaired many chairs today.怎么改为被动语态

优质解答

答案：Many chairs have been repaired by them today.

翻译：今天许多椅子已经被他们修好了.


希望能帮到你,祝更上一层楼O(∩_∩)O
有不明白的请继续追问,可以详谈嘛(*^__^*)