22. People expect that the government will lose election.
the government is expected to lose election.
23. They believe that the thieves got in through the kitchen window.
the thieves are believed to have got in through the kitchen window.
24. People say that Arthur is very rich.
Arthur   is said to be very rich 
25. People know that he sleeps on a bed of nails.
he is known to sleep on a bed of nails.