Category: Conditionals and unreal past

Third onditional.

Put each verb in brackets into a suitable verb form.

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Please use short forms e.g. haven't instead of have not in negative statements and use long forms in positive statements e.g. I am instead of I'm.

1. If I (know) you weren't at home, I wouldn't have come.2. I (forgot) about the anniversary if Sam hadn't reminded me.3. If I had known you had a girlfriend, I (invite) her to the party.4. If I (not be) so exhausted, I would have come with you to the concert.5. I saw a beautiful painting in the gallery. If I (have) enough money, I would have bought it.6. The traffic was so heavy that it (be) faster if I had walked.7. If I hadn't drink so much, I (not say) such stupid things.8. I'm sure she (agree) to meet if you had asked her out that night.9. She can't have seen you. If she had, she (stop) to talk.10. It's a pity she didn't come. If she (show up), the party would have looked much better.11. If he had learnt more, he (not fail) the exam.12. If I (not marry) her, I wouldn't have gained such success.13. If the concert had started 20 minutes later, I (not miss) it.14. If I had known he was a drinker, I (not lend) him my car.15. If I (drive) slowly, I wouldn't have been given a ticket.