*chuyển sang câu bị động
1. We used to plant many trees in the school garden.
-> Many tress ...................................................
2. Someone hasn't taken my book away yet.
-> My book ........................................................
3. Did he help his mother with her homework?
-> ............................................................................
4. We don't learn English very often.
-> English ............................................
5. Is your father reading books at the moment?
->..............................................................................