Change the following sentences into Passive Voice: 1. My mother is talking to a stranger.

2. The children are laughing at the old beggar.

3. I am waiting for him.

4. Are the masons building a house?

5. Who is waiting for you?

6. Whom are you waiting for?

7. Why is he not learning his lessons?

8. Whose father is helping you?

9. Who is knocking at the door?

10. My brother is playing a game