Change the sentences from active into passive, нужно! ​

4 the book was being read for half an hour yesterday by him.

5 the newspapers are brought by the postman every morning.

6 this grammar rule should be revised by students.

7 the room had been cleaned by 3 pm yesterday by her.

8 a cake will be baked for my birthday part by my sister.

9 this work will have been finished by the time you come.

10 pictures can't be taken in this museum.