1. A great deal of tea is drunk in England

2. The secretary wasn't phoned by the manager this morning

3. These rooms are kept tidy all the time

4. The dinner is being prepared in the kitchen by her mother

5. She is being helped with the housework

QKĐ: S + was/ were + PP + (by O)

QKTD: S + was/ were + being + PP + (by O)

QKHT: S + had + been + PP + (by O)

HTĐ: S + am/ is/ are + PP + (by O)

HTTD: S + am/ is/ are + being + PP + (by O)

HTHT: S + have/ has + been + PP+ (by O)

TLĐ: S + will be + PP + (by O)

TLG: S + is/ am/ are + going to + be + PP + (by O)

S + modal verb (should, must, have to, can,...) + be + PP + (by O)

`1.` A great deal of tea is drunk in England.

Câu bị động thì hiện tại đơn:

S + is/ am/ are + Vpp + (by O)

`2.` The secratary wasn't phoned by the manager this morning.

Câu bị động thì quá khứ đơn:

S + was/ were + Vpp + (by O)

`3.` These room is kept tidy all the time.

Câu bị động thì hiện tại đơn:

S + is/ am/ are + Vpp + (by O)

`4.` The dinner is being prepared in the kitchen by her mother.

Câu bị động thì hiện tại tiếp diễn:

S + is/ am/ are + being + Vpp + (by O)

`5`. She is being helped with the housework. 

Câu bị động thì hiện tại tiếp diễn:

S + is/ am/ are + being + Vpp + (by O)