giúp mình chuyển từ câu chủ động sang bị động với ạ . nhanh giúp mình với ạ

`32.`I was allowed to go out in the evening by my parents.

`33.`3 hostages were kept by this terrorist.

`34.`You were seen 3 years ago.

`35.`The passage was read by the examiner 3 times.

`36.`The town was destroyed by the earthquake.

`37.`The letter wasn't typed last night.

`38.`I was picked up at my house.

`39.`When was he seen in that bank ?

`40.`I was taken to Ho Chi Minh City by my father last week.

`=>`Cấu trúc câu bị động với thì quá khứ đơn :

`(+)` Khẳng định : S + was/were + Vpp + (by O)

`(-)` Phủ định : S + was/were + not + Vpp + (by O)

`(?)` Câu nghi vấn : Was/Were + S + Vpp + (by O) ?

`-`Câu hỏi bị động với Wh- Questions : Wh- Questions + S + Vpp + (by O) ?