14. Some of my books have been taken away

S have/has VPII by O
15. The meeting will be held before May Day 

S will be VPII by O
16. The engine of the car has to be repaired
17. The window was broken and some pictures were taken away by the boys
18. A lot of money is spent on advertising everyday
19. A story is going to be told by teacher
20. A cake is being cut with a sharp knife by Mary
21. The woman with a red hat was looked at by the children
22. The victims have been provided with food and clothing
23. English is spoken in almost every corner of the world
24. This machine mustn’t be used after 5:30 p.m

14. Some of my books have been taken away.

15. The meeting will be held before May Day .

16. The engine of the car has to be repaired.

17. The window was broken and some pictures were taken away by the boys.

18. A lot of money is spent on advertising everyday.

19. A story is going to be told by teacher.

20. A cake is being cut with a sharp knife by Mary.

21. The woman with a red hat was looked at by the children.

22. The victims have been provided with food and clothing.

23. English is spoken in almost every corner of the world.

24. This machine mustn’t be used after 5:30 p.m.

Cấu trúc bị động của các thì cơ bản:

HTĐ: S + is/am/are + Vp2

QKĐ: S + was/were + Vp2

HTTD: S + is/am/are + being + Vp2

QKTD: S + was/were + being + Vp2

HTHT: S +  has/have + been + Vp2

TL: S + will/ be going to + be + Vp2

Modal verb: S + must/can/should/may/ought to/have to + be + Vp2