you became
С каких пор ты стал министром культуры?
Since when did you become the Minister of Culture?
— На холостом ходу (1988)
I don't like what you've become.
Мы ведь могли их задержать, а ты стал валять дурака!
We could have detained them, but you started playing dumb!
— Такси (1998)
С каких пор ты стал таким профессионалом?
Since when did you become such a professional?
— Почти знаменит (2000)