26. 13 is believed to be an unlucky number.
27. That man was rumoured to be still living.
28. She was declared to win the competition.
29. English is known to be an international language.
30. It is thought that Jack London's life and writings represent the American love of adventure.
31. John is said to be the brightest student in class.
32. It was reported that the President had suffered a heart attacked.
33. It is thought that he has died a natural death.
34. It was reported that the troops were coming.
35. The earth was believed to stand still.

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Bị động đặc biệt :
- It tobe + said/believed/known/thought....+ S V
- S + tobe + said/believed/known/thought...+ to Vnt/to have VPII