1. If you break an arm, it hurts a lot. 2. If you don't slow down, you will have an accident. 3. If I fail my exams, I shall be very unhappy. 4. If you press that button, the radio will turn off. 5. I would buy a lonely island if I found a nice one. 6. If the temperature is below zero, water freezes. 7. If you don't work, you will not earn money. 8. We can go drink if I finish my work on time. 9. If I played the lottery, I would have a chance to hit the jackpot. 10. If it is a drought, plants will die. 11. If you speak English every day, you will learn quicker. 12. I water boils, it will steam. 13. If I hit the jackpot, I would be rich. 14. If I were rich, my life would changed completely.
