She sent the letter.
The letter was sent by her / the girl.
Thiago Leifert presents BBB.
BBB is presented by Thiago Leifert.
He opens the door.
The door is open by him / the boy.
She didn't win the game.
The game wasn't won by her / the woman.
She will buy a computer.
A computer will be bought by her / the woman.
He sets the table.
The table is set by him / the boy.
The boss will sign the contract.
The contract will be signed by the boss.
She sang a song.
A song was sung by her / the girl.
They draw pictures.
Pictures are drawn by them / the kids.
A lot of people will visit the museum.
The museum will be visited by a lot of people.
Juliette will win BBB 21.
BB 21 will be won by Juliette. ?
They cleaned the house.
The house was cleaned by them / the family.
J. K. Rowling wrote Harry Potter books.
Harry Potter books were written by J. K. Rowling.
The police catches thieves.
Thieves are caught by the police.