`46` This symphony was writen by Mozart

`=>` Câu bị động quá khứ đơn

`(+)` S + was / were + Vpp + ..........

`47` The car was being repaired when the accident happened.

`=>` Câu bị động quá khứ tiếp diễn

`(+)`S + was / were + being + Vpp 

`48` Were the birds fed in your garden.

`=>` Câu bị động quá khứ đơn

`(?)` Was / were + S + Vpp + ........

`49` Some books have just been thrown away.

`=>` Câu bị động hiện tại hoàn thành 

`(+)` S + have / has + been  +Vpp + ........

`50` Our tests papers are being made by our teaches.

`=>` Câu bị động hiện tại tiếp diễn

`(+)` S + to be + being + Vpp + .......

Cấu trúc câu bị động :
`-` HTĐ : S + is/am/are + P.P
`-` QKĐ : S + was/were + P.P
`-` HTTD : S + is/am/are + being + P.P
`-` QKTD : S + was/were + being + P.P
`-` HTHT : S + has/have + been + P.P

Áp dụng :
`46.` This symphony was written by Mozart.
`⇒` Dấu hiệu "wrote" chỉ thì QKĐ
`47.` The car was being repaired when the accident happened.
`⇒` Dấu hiệu "were repairing" chỉ thì QKTD
`48.` Were the birds being fed in your garden?
`⇒` Cấu trúc câu hỏi thì QKTD : Was/were + S + being + V(3/ed)
`49.`  Some books just have been thrown by us.
`⇒` Dấu hiệu "have just" chỉ thì HTHT
                    `-V``i``n``n``y``/V``i``n``tr``i``cz`
`#Universe`