主动转被动语态did they write the books for the children?can he answ

The books was written for the children?
can this question be answered by him easily?
will you be allowed to play after school by your mother?
The letter wasn't typed by the employer yesterday.
is your classmate often laughed at by you?
They didn't steal the parcel of diamonds.
She will receive the postcard next week.
His sister is looking after the baby.
Have you had the sports meeting in your school lately?

were the books writen for children by them?
can the question be answered by him easily?
will you be allowed to play after school by your mother?
the letter weren't typed by the employer ye...