Chuyển các câu sau thành câu bị động:
1. They deliver the post every day.
2. Birds eat seeds.
3. A storm destroyed three houses in the neighborhood.
4. The built the school in 1956.
5. Does she cook dinner every night?
6. Did Nicky was the dishes?
7. Been didn't steal Johnny's bag.
8. They found the missing painting.
9. Fiona takes the dog for a walk every day