Answer: 1. If I hadn’t left my umbrella on the train, I wouldn’t be wet.
2. If our sportsmen had won the competition, they would get the prize.
3. If you had spoken with your father, he would give us some money.
4. If he had found a wallet, his life would change.
5. If I had seen the criminal, I might aware the police about this.
6. If she had invited him, he would come.
7. If they had studied harder, they would pass the last exams.
8. If you had studied English, you would do a better job.
9. If I had read English two years ago, I would read those books.
10. If your wife had been more careful, she wouldn’t ruin your new car
Explanation: Hope thats what you're looking for. Have a nice and sunny day.