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.
Related Questions:
Spot the error
(a)The street of Delhi / (b) were thronged/ (c)by / (d) the common people / (e) no error.