I didn't see the message. I didn't say goodbye to Elliot.
If I had seen the message, I would have said goodbye to Elliot.
I woke up late. I was fired because of that.
If I had woken up earlier, I wouldn't have been fired. // If I hadn't woken up late, I wouldn't have been fired.
I didn't cook lunch. I spent a lot of money on food.
If I had cooked my lunch, I wouldn't have spent a lot of money on food.
I went to the party last night. I saw my ex.
If I hadn't gone to the party, I wouldn't have seen my ex.
I gave him some money. He helped his father with the hospital bills.
If I hadn't given him some money, he wouldn't have helped his father with the hospital bills.
Coronavirus happened. I didn't celebrate my birthday this year.
If coronavirus hadn't happened, I would have celebrated my birthday this year.
I missed last class. I didn't understand the exercises.
If I hadn't missed last class, I would have understood the exercises. // If I had come to the last class, I would have understood the exercises.
I didn't listen to you. I got very sick.
If I had listened to you, I wouldn't have gotten very sick.
I respected the social distancing. I didn't catch COVID-19.
If I hadn't respected the social distancing, I would have caught COVID-19.
I didn't wash the dishes. Mom got really angry at me.
If I had washed the dishes, mom wouldn't have gotten so angry at me.