Exercise 1: Chuyển các câu sau sang thể bị động.
1.    The waiter brings me this dish.
2.    Our friends send these postcards to us.
3.    Their grandmother told them this story when they visited her last week.
4.    Tim ordered this train ticket for his mother.
5.    She showed her ticket to the airline agent.
6.    Jim baked this cake yesterday.
7.    They are going to buy a new apartment next year.
8.    The shop assistant handed these boxes to the customer.
9.    The board awarded the first prize to the reporter.
10.    Have you sent the Christmas cards to your family?
11.    The committee appointed Alice secretary for the meeting.
12.    Tom will give Anna a ride to school tomorrow.
13.    They keep this room tidy all the time.
14.    We gave Ann some bananas and some flowers.
15.    They moved the fridge into the living room.

`\color{#145277}{N}\color{#246483}{a}\color{#34768F} {e}\color{#44889B}{u}\color{#539AA7}{n}`

`***` Công thức câu bị động các thì : 

`@` HTĐ : S + am / is / are + V3/ed

`@` HTTD : S + am / is / are + being + V3/ed

`@` HTHT : S + have / has + been + V3/ed

`@` QKĐ : S + was / were + V3/ed

`@` QKTD : S + was / were + being + V3/ed

`@` QKHT : S + had + been + V3/ed

`@` Modal verbs : can, could, may, might, should, ought to, must, have to, will, would, be going to + be + V3/ed

`-` Thứ tự của Object : chốn `-` nhân (by O) `-` gian

`-----------`

`1.` This dish is brought to me by the waiter.

`2.` These postcards are sent to us by our friends.

`3.` This story was told to them when they visited her last week.

`4.` This train ticket was ordered for Tim’s mother by him.

`5.` Her ticket was showed to the airline agent.

`6.` This cake was baked by Jim yesterday.

`7.` A new apartment is going to be bought next year.

`8.` These boxes were handed to the customer by the shop assistant.

`9.` The first prize was awarded to the reporter by the board.

`10` Have the Christmas cards been sent to your family `?`

`11.` Alice was appointed secretary for the meeting by the committee.

`12.` Ann will be given some a ride to school by Tom tomorrow.

`13.` This room is kept tidy all the time.

`14.` Ann was given some bananas and some flowers.

`15.` The fridge was moved into the living room.

$#Lúa$

`------------------`

`1.` This dish is brought to me by the waiter.

`2.` These postcards are sent to us by our friends.

`3.` This story was told to them by their grandmother when they visited her last week.

`4.` This train ticket was ordered for his mother by Tim.

`5.` Her ticket was shown to the airline agent by her.

`6.` This cake was baked by Jim yesterday.

`7.` A new apartment is going to be bought next year.

`8.` These boxes were handed to the customer by the shop assistant.

`9.` The first prize was awarded to the reporter by the board.

`10.` Have the Christmas cards been sent to your family?

`11.` Alice was appointed secretary for the meeting by the committee.

`12.` Anna will be given a ride to school by Tom tomorrow.

`13.` This room is kept tidy all the time.

`14.` Ann was given some bananas and some flowers.

`15.` The fridge was moved into the living room.

`------------------`

`@` Công thức bị động:

`_` O + tobe + V(ed/ cột 2)+ (by S)