Q. Change the voice :
1. The stranger made an attempt to break into the house.
2. The student was told to leave the room.
3. You will be asked to deliver the letters.
4. I have been asked about the incident.
5. The students have been told to organise the programme.
6. I know that he did the work.
7. The thief was beaten up by the mob.
8. Your sister is well known to my mother.
9. He is expected soon.
10. They were cleaning the floor earlier today.
11. Are they meeting him at the airport?