英语将下列句子变成被动语态1.I saw him go into the classroom2. Who often takes care of the old granny?
问题描述：
英语将下列句子变成被动语态
1.I saw him go into the classroom
2. Who often takes care of the old granny?
答
He was seen to go into the classroom.
By whom the old granny is often taken care of?
答
He was seen to go into the classroom(by me).
答
He was saw go into the classroom by me.
The old granny is often taken care of by whom?