1.Her brother is being operated on by the doctor .
The doctor is operating on her brother.
2.I was given a pen by Jim a week ago
Jim gave me a pen a week ago .
3.The girl is made to stay at home
She mades the girl stay at home .
4.Has the work been finished by them
Have they finished the work?
5.Children should be taken good care of
We should take good care of children.
6.He wasn't told to help us.
I didn't tell him to help us.