1. If I (know) about the concert, I would have bought tickets.
2. She would have passed the exam if she (study) harder.
3. If he (not oversleep), he wouldn’t have missed the train.
4. I would have called you if I (find) my phone.
5. If they (invite) us, we would have attended the party.
6. She wouldn’t have been late if she (leave) earlier.
7. If I (not eat) so much, I wouldn’t have felt sick.
8. We would have won the game if we (score) that goal.
9. If he (take) the job offer, he would have been happier.
10. You would have understood the movie if you (watch) the previous one.
11. If she (not forget) her umbrella, she wouldn’t have got wet.
12. He would have been on time if he (catch) the bus.
13. If I (know) the answer, I would have raised my hand.
14. You wouldn’t have lost your wallet if you (put) it in your bag.
15. If they (listen) to the teacher, they would have understood the lesson better.
Exercise 2: Third Conditional Sentences
1. If she (practice) more, she would have played better.
2. He would have arrived earlier if he (not be stuck) in traffic.
3. If they (tell) the truth, they wouldn’t have been in trouble.
4. I would have bought that dress if it (be) on sale.
5. If he (not lose) his keys, he wouldn’t have been locked out.
6. She would have been more successful if she (work) harder.
7. If we (know) about the storm, we would have stayed home.
8. You would have found your way if you (ask) for directions.
9. If he (take) the medicine, he would have felt better.
10. They would have enjoyed the holiday if it (not rain) all week.
11. If she (study) more, she would have got a better grade.
12. I would have helped you if you (ask) me.
13. If they (not argue), they would have enjoyed their trip more.
14. She would have been on time if she (remember) to set her alarm.
15. If I (see) you at the store, I would have said hello.