1. People say that prevention is better than cure.
→ It is said that prevention is better than cure.
2. The manager must sign the cheque.
→ The cheque must be signed by the manager.
3. They haven’t seen their younger son for three weeks.
→ The younger son hasn’t been seen for three weeks.
4. They speak English at the meeting.
→ English is spoken at the meeting.
5. Nobody told me about the meeting.
→ I wasn’t told about the meeting.
6. Have you fed the chickens yet?
→ Have the chickens been fed yet?
7. They didn’t give me the information I needed.
→ I wasn’t given the information I needed.
8. They are going to build a new school there.
→ A new school is going to be built there.
9. Did they clean the rooms?
→ Were the rooms cleaned?
10. No one has used that door for 20 years.
→ That door hasn’t been used for 20 years.
11. They showed his photograph on television.
→ His photograph was shown on television.
12. I don’t want people to make me a fool.
→ I don’t want to be made a fool.
13. She dislikes people shouting at her.
→ She dislikes being shouted at.