The Passive form of :-
I know her.
AShe is known to me.
BShe was known to me.
CShe is known me.
DShe is known by me.
The Passive form of :-
I know her.
AShe is known to me.
BShe was known to me.
CShe is known me.
DShe is known by me.
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The Passive voice of "Must they scold him ?"