(1)
1. Who wants to eat something?
2. How many people came to the meeting?
3. Which bus goes to the centre?
4. What happened to you last night?
(2)
1. Who hit me?
2. What happened?
3. Where is Diane?
4. Why did he send the letter to his friends?
5. How many sons and daughters does she have?
(3)
1. It's a small company. Two hundred people are not employed.
2. The roof of the building was overtaken by a storm a few days ago.
3. The house could be seen. It wasn't surrounded by trees.
4. A lot of money from banks is stolen by some people every year.
5. We drove very fast and we were damaged by lots of cars.
6. Is this room cleant by somebody?