Make these sentences passive. 1) when i returned to my home town, they were building a new theatre in the central square. 2) they are discussing a new project. 3) they want you on the phone. 4) they never remembered such things. 5) my secretary has already answered all the letters.

1) When I returned to my home town, a new theatre was being built in the central square.
2) A new project is being discussed.
3) You are wanted on the phone.
4) Such things are never remembered by them.
5) All the letters have already been answered by my secretary.