1. We haven’t finished our homework yet.
Our homework we haven't been finished yet.
2. He can do these exercises easily.
These exercises he can be done easily.
3. Where did you take these photographs?
Where were you taking these photographs?
4. They performed Christmas songs for people in town
Christmas songs were performed for people in town by them.
5. My father decorated the Christmas tree with colored lights
The Christmas tree was decorated with colorful lights by my father.
6. They are going to build a new supermarket next year.
A supermarket is going to be built next year.
7. They asked me some difficult questions at the interview.
I was asked some difficult questions during the interview.
8. They should build a bridge across the river.
The river should be built a bridge across by them.
9. They were cleaning the room when I arrived.
The room was being cleaned when l arrived.
10. Nobody has used this room for years.
This room hasn't been used for years.