1) The novel has already been discussed (by them).
2) I wasn't given his address. His address wasn't given to me.
3) He was shown the way to the metro station. The way to the metro station was
shown to him.
4) I will be introduced to his friends.
5) A bridge over the river is being built (by them).
6) The article hasn't been translated (by me) yet.
1) find 2) is divided 3) founded 4) was founded 5) call