Помогите пожалуйста ex4

1. the books are taken at the library by me
2. football is played by boys
3. our classroom is cleaned after the lessons by us
4. newspapers are brought every day by the postman
5.american films are showed every sunday on tv by them
6. yhe dog is kept in the yard by us
7. a. milk is given to our cat every day by us
b. our cat is given milk every day to by us
8. apples are picked in september by us usually
9. i am showed his stamps each time when i come to his place by him
10. disks are used for storing informations by them