He got food poisoning.
He wouldn't have got food poisoning if he hadn't eaten that hamburguer
She studied really hard.
If she hadn't studied really hard, she wouldn't have passed her exam.
She trained a lot for the marathon.
If she hadn't trained a lot for the marathon, she wouldn't have won.
I was using my cell phone.
If I hadn't been using my cell phone, I wouldn't have hit the car.
He didn't study.
If he had studied, he would have passed the exam.
He got fired because he was late.
If he hadn't been late, he wouldn't have got fired.
He wasn't in the kitchen.
If he had been in the kitchen, he wouldn't have burnt the food.
What would have happened if you hadn't got up today?