Paraphrase these sentences changing the attributive clauses into participial phrases in post-position where possible.

17. She walked quietly out of the room trying not to wake the children sleeping peacefully in their bed.

18. People going to the theatre know this actor.

19. The women believing him lost a lot of money.

20. Leaving home she met the woman living on the floor above her.

21. He received a message asking him to call Mr. Brown.

22. When he entered the room the girl typing by the window turned round.

23. When he entered the room the girl sitting by the window turned round.