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1. This flower is watered by my father every morning. 

2. Was this beautiful dress bought by Mary? 

3. The dinner is being prepared in the kitchen by her mother. 

4. Our teeth should be cleaned twice a day. 

5. The English grammar has been explained by our teachers. 

6. The accident was caused in this city by some drunk drivers. 

7. Jackson's parents will be visited by him. 

8. The secretary wasn't phoned by the manager this morning.

9. Kate was invited to John's birthday party last night. 

10. These old pictures won't be hung in the living room. 

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6. This cake was baked by Jim yesterday. 

7. A new apartment is going to be bought next year. 

8. These boxes were handed to the customer by the shop assistant. 

11. The first prize was awarded to the reporter by the board.

12. Anna will be given a ride to school by Tom tomorrow. 

13. This room is kept tidy all the time.

14. Ann was given some bananas and some flowers.

15. The fridge was moved into the living room.