if I didn't have an exam the next day, I would go to bed.
if I weren't offered a job in Australia, I would find it in Italy.
if I didn't wake up and see a snake in my bedroom, I would be dead
if I didn't get too much change from a shop assistant, I wouldn`t get into trouble.
if I didn't see somebody stealing something in a shop,I wouldn`t be late for school
if I didn't borrow a friend's car and broke one of the lights, I would`t quarrel