Rewrite these sentences in the passive

14 It is said that the students can speak Chinese well

     The students

15 We gave the information to the police.

     The information was been given .

16 She is getting them to wash her dress

    She is getting

17 People thought that the man was her father

     It was thought that the man was her father

     The man was thought

18. Never permit children to go out at night

      Children

19. They are going to build the house for her

      She is

20  They made the old man work at night

      The old man

21   Her house is going to be rebuilt

      She