Third Conditional IF Exercise 

1. If the firefighters had arrived would have arrived on time, the building wouldn't have burnt hadn't burnt down completely.

2. If Pamela would have studied had studied harder, she could have passed had passed her Spanish exam.

3. If you hadn't spent wouldn't have spent all of your money, you could have bought had bought that wonderful skirt.

4. I would have come had come to pick you up from the airport if I had known would have known your arrival time.

5. If the drivers had been would have been more careful, they wouldn't have crashed hadn't crashed into each other.

6. If Samantha would have known had known that her friend Jason was in hospital, she would have gone had gone to see him.

7. The view was so wonderful that I would have taken had taken many photos if I had had would have had my digital camera with me.

8. I was so hungry that I could have eaten had eaten a dozen burgers if they hadn't stopped wouldn't have stopped me.

9. If you would have added had added some more green vegetables, your soup would have tasted had tasted better.

10. If you had explained would have explained me better, I could have found had found the way to the library easily.