1. Potatoes were bought by me yesterday.
2. The books will be brought by us tomorrow.
3. The clock is being repaired (by them) now.
4. Milk is sold (by them) in this shop.
5. The whole text has been translated by me.
6. The window was broken by them last week.
7. When I came home, the sweets had been eaten (by them).
8. The work will be done by us in the evening.
9. This book was written by him in the 19th century.
10. Tennis was being played by them from four till five.
11. A lot of money was stolen by him from the shop.
12. By six o'clock, the work had been finished by them.