was breaking, broke
Я как-то ломал руку.
I once broke my arm.
— Двойная страховка (1944)
Я её не ломал.
I didn't break it.
Значит, дверь он ломал?
So he was the one breaking down the door?
— Mimino (1977)
Зачем ломал?
Why did you break it?