1. If she had a college degree, she could be employed
2. If I had enough money, I could go on a long holiday this year
3. If it hadn't been raining all morning, we would have gone out
4. If I buy a new hat, I will give it to you
11. If he didn't smoke too much, he could get rid of his cough
12. If there weren't gravity, water couldn't run downhill
13. If she had taken her friends' advice, she wouldn't have failed in her business
14. Dick wouldn't often cause accidents if he didn't drive carelessly
15. If he pays me tonight, I will have ...
16. If he took exercises, he wouldn't be so unhealthy
17. If you don't study hard, you won't pass the exam
18. If he had revised all his lessons, he wouldn't have failed the exam
19. If it rains, we will stay at home
20. If I hadn't lost my watch, we wouldn't have missed our plane .....