chuyển các câu sau sang bị động

giúp mik vs

Câu Bị động : 

`-` 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 + beinng + PII 

`-` TLHT : S + willl have + been PII 

 _ _ _ _ _ _ _ __ _  __ _ _ _ _ _  __ _ _ _  _ _ _ _ 

`39` ) My name was not / wasn't called 

`40` ) The chalk board is being erased by a student 

`41` ) When will the work be done ? 

`42` ) How many days was the work spent finishing by her ? 

`43` ) How is this amount of money spent ? 

`44` ) What books are being read this year ? 

`45` ) How was the lost man found by the police ? 

`46` ) By whom are the children looked after for youu ? 

`47` ) How long has the doctor been waited for ? 

`48` ) What time can their papers be handed in by the boys ? 

`49` ) Why wasn't he helped ? 

`50` ) WHo is the room being kept ? 

@vibimaibeng . 

`color{red}{#Atr}`

`39.` My name wasn't called.

`40.` The chalk board is being erased by a student.

`41.` When will the work be done?

`42.` How many days was the work spent finishing by her?

`43.` How is this amount of money spent?

`44.` What books are being read this year?

`45.` How was the lost man found by the police?

`46.` By whom are the children looked after for you?

`47.` How long has the doctor been waited for?

`48.` What time can their papers be handed in by the boys?

`49.` Why wasn't he helped?

`50.` Who is the room being kept?

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`@` Câu bị động (Ảnh)