please help me friends

----Jawaban----
11. Her books are read by the diligent girl every time.
12. The heavy box was lifted by the boy yesterday.
13. English is being studied ny the students now.
14. The lamp will be turned on by my brother soon.
15. Some books have been read by the students.

16. Where does my brother go by motorcycle everyday?
17. When will the students study English?
18. What did the teacher had in this classroom this morning?
19. With whom my mother has bread for breakfast with?
20. How well is Mr. Yunus teaching biology now?

SEMOGA BERMANFAAT ^_^