Ответ:

2. The post is delivered every day.

3.Seeds are eaten by birds.

4. Three houses were destroyed by storm in the neighborhood.

5. The school was built in 1956.

6.Is dinner cooked every night by her?

7. Were the dishes washed by Nicky?

8.Johny's bag wasn't stolen by Ben.

9.The missing painting was found by them.

10.The dog is taken for a walk every day.