`1)` Many newspapers and magazines have been already sold.

`2)` His daughter has just been taken to the dentist by the man.

`3)` She hasn't been called by her aunt yet.

`4)` A new regulation has been given by the goverment.

`5)` The old building has been pulled down by these men.

`6)` His exercise has been finished by Vinh on time.

`7)` A new book has been given to her by her friend.

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Bị động hiện tại hoàn thành:

`->` S + has/have + been + V3/ed + by + O

Nhưng chủ ngữ như people, someone, they,... có thể lược bỏ.

Đáp án:

`1.` Many newspapers and magazines have already been sold.

`2.` His daughter has just been taken to the dentist by the man.

`3.` She hasn't been called by her aunt yet.

`4.` A new regulation has been given by the government.

`5.` The old building has been pulled down by these men.

`6.` His exercises have been finished on time by Vinhh.

`7.` A new book has been given to her by her friend.

     She has been given a new book by her friend.

Giải thích:

 Bị động thì Hiện tại hoàn thành :

`(+)` S + have/has + been + PII (by....)

`(-)` S + have/has + not + been + PII (by.....)

`(?)` Have/Has + S + been + PII (by...)?

`->` She/ he/ it và danh từ số ít - has(not)

`->` I/ you/ we/ they và danh từ số nhiều - have(not)