Change these sentences from active to passive: 1. People speak Portuguese

Change these sentences from active to passive:

1. People speak Portuguese in Brazil.
2. The Government is planning a new road near my house.
3. My grandfather built this house in 1943.
4. Picasso was painting Guernica at that time.
5. The cleaner has cleaned the office.
6. He had written three books before 1867.
7. John will tell you later.
8. By this time tomorrow we will have signed the deal.
9. Somebody should do the work.
10. The traffic might have delayed Jimmy.
11. Everybody loves Mr Brown.
12. They are building a new stadium near the station.
13. The wolf ate the princess.
14. At six oclock someone was telling a story.
15. Somebody has drunk all the milk!
16. I had cleaned all the windows before the storm.
17. A workman will repair the computer tomorrow.
18. By next year the students will have studied the passive.
19. James might cook dinner.
20. Somebody must have taken my wallet.