Chuyển các câu sau sang thể bị động.
1.Our teachers have explained the English grammar.
2.Some drunk drivers caused the accident in this city.
3.Tom will visit his parents next month.
4.The manager didn’t phone the secretary this morning.
5.Did Mary this beautiful dress?
5.The English grammar has been explained (by our teacher).
6.The accident was caused in this city (by some drunk drivers).
7.Tom’s parents will be visited (by him) next month.
8.The secretary wasn’t phoned (by the manager) this morning.
9.Was this beautiful dress bought by Mary?
10.These old pictures won’t be hung in the living room(by me).
1.This flower is watered (by my father) every morning.
2.Fiona was invented to John’s birthday party last month.
3.The dinner is being prepared (by her mother) in the kitchen.
4.Our teeth should be cleaned twice a day.
5.The English grammar has been explained (by our teacher).