A)  The group has made a decision

-> A decision has been made (by the group)

b) The voters have elected has a new president

-> A new president have beeb elected (by the voters)

c) The populace in canada speaks both French and English

-> Both French and English are spoken (by the populace in Canada)

* Cấu trúc thể bị động thì hiện tại hoàn thành: S+ have/ has+ V-ed/ PII (+by O)

* Cấu trúc thể bị động thì hiện tại đơn: S+ am/ is/ are+ V-ed/ PII (+by O)

$a)$ The group has made a decision.

`->` A decision has been made ( by the group ).

$b)$ The voters have elected has a new president.

`->` A new president have been elected ( by the voters ).

$c)$ The populace in canada speaks both French and English.

`->` Both French and English are spoken ( by the populace in Canada ).

$d)$ Leodnardo da Vinci painted the Mona Lisa.

`->` The Mona Lisa was painted by Leonardo da Vinci.

$e)$ A woman produced these works of art.

`->` These works of art was produced by a woman.

Bị động HTHT `:`

`->` S `+` have / has `+` been `+` VpII `+` ( by `+` O ).

Bị động HTĐ `:`

`->` S `+` am / is / are `+` VpII `+` ( by `+` O ).