11.Have you sent the Christmas cards to your family?_> 12.The committee appointed Alice secretary for the meeting.-> 13.He hides the broken cup in the drawer. 14.They keep this room tidy all the time. 15.They all voted the party a great success. 16.We gave Ann some bananas and some flowers. 17.They moved the fridge into the living room. 18.She bought some cups of tea to the visitors in the next room. 19.They find the new project worthless. 20.The secretary didn’t take the note to the manager.-> the manager has not yet

=>

11. Have the Christmas cards been sent to your family?

-> bị động HTHT Have/Has S been V3/ed?

12. Alice was appointed secretary for the meeting by the committee.

-> bị động QKĐ was/were V3/ed

13. The broken cup is hidden in the drawer by him.

-> bị động HTĐ is/am/are V3/ed

14. This room is kept tidy all the time.

-> bị động HTĐ is/am/are V3/ed

15. The party was voted a great success by all of them.

-> bị động QKĐ was/were V3/ed

16. Ann was given some bananas and some flowers.

-> bị động QKĐ was/were V3/ed

17. The fridge was moved into the living room.

-> bị động QKĐ was/were V3/ed

18. Some cups of tea were bought to the visitors in the next room by her.

-> bị động QKĐ was/were V3/ed

19. The new project is found worthless.

-> bị động HTĐ is/am/are V3/ed

20. The note wasn't taken to the manager by the secretary. (đề bài lỗi)

-> bị động QKĐ was/were V3/ed