把句子改为被动语态.

问题描述:

把句子改为被动语态.
.They promised Mary a new doll for her birthday.
.I have told the children many times not to skate on the pond.
.Where did he translate the story?
.We had to repair our TV set.
.Do they take good care of the sick?
.They company has paid the workers very handsome wages.
.They showed me the room where they lived.

Mary was promised by them a new doll for her birthday.
The children have been told by me many times not to skate on the pond.
.Where was the story translated by hime?
.Our TV set had to be repaired by us.
.The sick are taken care of by them?
.The workers have been paid by the company very handsome wages.
.I was showed by them the room where they lived.