Change from the active into the passive. Omit the agent where it can be omitted. Justify the omission or inclusion of the agent.

1. The Scots make the best fudge. – The best fudge is made by the Scots, (agent not omitted; emphasis on the agent) 2. You should take these tablets before meals. ... 3. You must wash coloured clothes separately, ... 4. The teacher sent him out of the classroom. ... 5. Thousands of British tourists will visit Spain this summer. ... 6.The dentist pulled out my rotten tooth... 7. The police are questioning him now. ... 8. Someone has made a complaint. ... 9. They had left the lights on. ... 10. I broke my arm when I fell out of a tree. ... 11. The horrible old man was slowly poisoning the cat. ... 12. The snow will have covered the mountains by Christmas. ... 13. The waitress serves breakfast at 7 a. m. ... 14. Who delivered the parcel? ... 15. Her parents made her clean her room ... 16. They will have finished the work by tonight. ... 17. Someone had warned her that she might lose her job. ... 18. Who discovered America? ... 19. Who is going to feed your dog? ... 20. Who answered the phone? ... 21. Who did they give the prize to? ... 22. Which building are they going to knock down? ...