je n'avais pas idée que vous étiez

I had no idea you were

→ je
phrase Rare #50,844
I had no idea you were Vous can address one person formally or multiple people; the following adjective agrees with the person or people addressed.
FR: Je n'avais pas idée que vous étiez médecin.
EN: I had no idea you were a doctor.

Je n'avais pas idée que vous étiez si stupides.

I had no idea you were so stupid.

Je n'avais pas idée que vous étiez impliquée.

I had no idea you were involved.

Je n'avais pas idée que vous étiez impliqués.

I had no idea you were involved.