1. This flower is watered every morning by my father
2. Fiona was invited to his birthday party last night by John
3. The dinner is being prepared in the kitchen by her mother
4. Our teeth should be cleaned twice a week by us
5. The English grammar have been explained by our teachers
6. The accident was caused in this city by some drunk drivers
7. His parents will be visited next month by Tom
8. The secretary was not phoned this morning by the manager
9. Did this beautiful dress was bought by Mary?
10. These old pictures won't be hung in the living room by me
11. This factory was built during The Second World War by the German
12. This house and these cars are going to be painted for Christmas Day by the Greens
13. The cats had been fed before she went to the cinema by Ann
14. The pollution problems have been discussed by the students
15. Have the most valuable painting been stolen in the national museum by the thieves?
16. The new president will be interviewed on TV by some people
17. How many languages are they spoken in Canada?
18. Are those shoes going to be repaired?
19. His nose has been broken in a football match by him
20. Have the above sentences been finished?