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1. Many people are attracted by this well-known library.
2. The lions are fed at the zoo once a day.
3. These trees are planted.
4. I am brought this dish by the waiter.
5. His friend is lent his new shoes.
6. This room is kept tidy all the time.
7. The new project is found worthless.
8. This flower is watered by my father every morning.
9. The dinner is prepared in the kitchen by her mother.
10. These postcards are sent to us by our friends.
11. The president is called every day.
12. These boys are believed to become better.
Bị động HTĐ :
(+) S is/am/are V3/ed (by O)
(-) S is/am/are not V3/ed (by O)
(?) Is/Am/Are S V3/ed (by O)?