1. I bought potatoes yesterday. —> Potatoes were bought by me yesterday.
2. We will bring the books tomorrow. —> The books will be brought tomorrow.
3. They repair the clock every day. —> The clock are repaired by them every day.
4. They usually sell milk in this shop. —> The milk is usually sold in this shop.
5. I translated the whole text last friday. —> The whole text was translated last Friday.