The activity we engaged in was good for she and I.
or
The activity we engaged in was good for us both.
or
The activity we engaged in was good for her and me.
or
or
|
||||
|
|
|
Prepositions in standard English take the prepositional (objective) case.
|
|||
|
|
A good rule of thumb is to omit each pronoun in turn and see what fits
and
hence
though
can sometimes be used (where "us" is unambiguous) to avoid the problem. or
(because "I engaged in an activity" and "she engaged in an activity") |
|||
|
|