You don’t study. You don’t pass your exams.
If you studied, you’d / would pass your exams.
We don’t have a car. We take the bus every day.
If we had a car, we wouldn’t take the bus every day.
You go to bed late. You’re tired.
If you didn’t go to bed late, you wouldn’t be tired.
You’re always with your friends. You don’t have time for me.
If you weren’t always with your friends, you’d / would have time for me.
They don’t leave early. They always arrive late.
If they left early, they wouldn’t always arrive late.
You drink a lot of coffee. You sleep badly.
If you didn’t drink a lot of coffee, you wouldn’t sleep badly.
You never save any money. We can’t go on holiday.
If you saved some money, we could go on holiday.
You don’t exercise. You feel tired all the time.
If you exercised, you wouldn’t feel tired all the time.
She doesn’t speak French. She can’t work in France.
If she spoke French, she could work in France.
He drives too fast. He often gets speeding tickets.
If he didn’t drive too fast, he wouldn’t get speeding tickets.
You don’t put your clothes away. Your room is a mess.
If you put your clothes away, your room wouldn’t be a mess.
She eats too much junk food. She is unhealthy.
If she didn’t eat too much junk food, she wouldn’t be unhealthy.
You don’t eat vegetables. You aren’t healthy.
If you ate vegetables, you’d / would be healthy.