yang bisa bahasa inggris tolong dong ubah ke pasif voice

21. the contract will be sign next week by them.
22. the naughty boys has been punished by the headmaster.
23. the letter has been sent to my father last week by me.
24. the books has been brought to my house yesterday by her.
25. the book will be given tomorrow by them to you.

21. the contract will be sign next week by them.
22. the naughty boys has been punished by the headmaster.
23. the letter has been sent to my father last week by me.
24. the books has been brought to my house yesterday by her.
25. the book will be given tomorrow by them to you.

SEMOGA MEMBANTU :)