1. James Joyce wrote this book.

→ This book was written by James Joyce

2.They deliver the post every day.

→ The post is delivered everyday.

3. Birds eat seeds .

→ Seeds is eaten by birds.

4. A storm destroyed three houses in the neighbourhood .

→ Three houses were destroyed in the neighbourhood by a storm.

5. They built the school in 1956 .

→ The school was built in 1956

6. Does she cook dinner every night ?

→ Is dinner cooked by her every night ? 

7. Did Nicky wash the dishes ?

→ Were the dishes washed by Nicky?

8. Ben didn't steal Johnny's bag .

→ Johnny's bag wasn't stolen by Ben.

9. They found the missing painting .

→ The missing painting was found.

10. Fiona takes the dog for a walk every day .

→ The dog is taken for a walk by Fiona every day.

*Cấu trúc câu bị động quá khứ đơn: S + was/were + P2 + by O

*Cấu trúc bị động hiện tại đơn: S + am/is/are + P2 + by O