Write the sentences below in the passive voice.
1. They teach three languages at school.
2. I bought the potatoes yesterday.
3. They sell milk in this shop.
4. I have translated the whole text.
5. By six o’clock they had finished the work.
6. They will show this film on TV.
7. We received his letter after his departure.
8. The dogs have never attacked the people here.
9. She had showed me the dress after I came home.
10. The doctor will prescribe the new medicine tomorrow.