chuyển các câu sau ra thể bị động cho mình vs

`12` . The victims have been provided with food and clothing . 

`13` . English is spoken in almost every corner of the world 

`14` . This machine mustn't be used after 5 : 30 p.m 

`15` . Luckily for me , my name wasn't called 

`16` . The chalk board is always erased by one of students after class 

`17` . The wall must be cleaned beforee it is painted 

`18` . The new pupil was told where to sit 

`19` . I knew that he had been told of the meeting . 

`20` . I have never been treated with such kindness 

_  _     _______________________________________________________

Bị động các thì : 

`-` QKĐ : S + was / were + PII 

`-` QKTD : S + was / were + being PII 

`-` QKHT : S + had + been PII 

`-` HTĐ : S + am / is / are + PII 

`-` HTTD : S + am / is / are + being PII 

`-` HTHT : S + have / has been PII 

`-` TLĐ : S + will be + PII 

`-` TLTD : S + will be + being PII 

`-` TLHT : S + will have + been PII 

`@` Thời gian sau by ,địa điểm trước by 

`@` Nếu chủ ngữ của câu chủ động là những từ chung chung ( he , she , they , we , ..) thì chuyển sang câu bị động có thể bỏ '' by O '' . 

`-` Bị động động từ khuyết thiếu : 

( + ) S + động từ khuyết thiếu ( model verbs )  + Bare - inf 

(  - ) S + động từ khuyết thiếu ( model vebs ) + not + Bare - inf 

(  ? ) Động từ khuyết thiếu ( model verbs ) + S + Bare - inf ? 

@vibimaibeng . 

`12.` The victims have been provided with food and clothing.

`-` BĐ HTHT: S `+` have/has (not) `+` been `+` PII `+` (by O)

`13.` English is spoken in almost every corner of the world.

`-` BĐ HTĐ: S `+` am/is/are (not) `+` PII `+` (by O)

`14.` This machine mustn't be used after `5:30` pm.

`-` BĐ ĐTKT: S `+` ĐTKT (shoud/can/must/ ...) (not) `+` be `+` PII `+` (by O)

`15.` Luckily for me, my name wasn't called.

`-` BĐ QKĐ: S `+` was/were (not) `+` PII `+` (by O)

`16.` The chalk board is always erased by one of students after class.

`-` BĐ HTĐ: S `+` am/is/are (not) `+` PII `+` (by O)

`17.` The wall must be cleaned before it is painted.

`-` BĐ ĐTKT: S `+` ĐTKT (shoud/can/must/ ...) (not) `+` be `+` PII `+` (by O)

`18.` The new pupil was told where to sit.

`-` BĐ QKĐ: S `+` was/were (not) `+` PII `+` (by O)

`19.` I knew that he had been told of the meeting.

`-` BĐ QKHT: S `+` had (not) `+` been `+` PII `+` (by O)

`20.` I have never been treated with such kindness.

`-` BĐ HTHT: S `+` have/has (not) `+` been `+` PII `+` (by O)

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

`@` Lưu ý:

`+` Trong câu chủ động với các chủ ngữ “I, They, We, somebody, someone,everybody, everyone,....” thì khi chuyển sang câu bị động ta bỏ By O.

`+` By O đứng trước trạng từ chỉ thời gian và đứng sau trạng từ chỉ nơi chốn.