we covered the hole with the earth变被态

the hole was covered by us with the earth.
Whom will the children be looked after by?/By whom will the children be looked after?
where was your pencil found by you?
she was seen by me read a story book.
the story made us story这句话有问题吧,请检查一下再问我 哈
their new house have been painted by them.
sheep are kept by people for producing wool.