1. I wouldn't have gotten wet if I had had an umbrella. 
2. Unless you leave me alone, I will call the police.
3. If It didn't snow, we could go to school. 
4. If It hadn't been for Jack's help, I wouldn't have been able to move the table.
5. If you drink too much coffee, you can't sleep.
6. If you press this button, the machine will stop.
7. If you make me some coffee, I will give you one of my biscuits.
8. Unless you had told me ablout Sue's hair, I wouldn't have noticed.
9. Should you see Peter, tell him he should be here at 8.00.
10. If you were to ask me to marry you, I wouldn't accept.
11. If you work so much, you will be tired.
12. If only I hadn't drunk so much last night.
13. Supposing there was a earthquake, what  would you do ?
14. You do the shopping and I'll cook lunch.