1. If it starts raining, we will have to look for a shelter. 2. If the frost increases, children will stay at home. 3. You will get a cold, if you wet your feet. 4. You would know grammar better, if you spent more time on it. 5. If you knew grammar better, you would not make so many mistakes. 6. If I were you, I would memorise the words first. 7. If he had been free yesterday, he would have visited me. 8. If you had been to the concert yesterday, you would have had fun. 9. If I had known about this article earlier, I would have translated it. 10. If we had holidays now, I would go to Moscow. 11. If she called me yesterday, we wouldn't look so silly now. 12. It's a shame that I had a small amount of time yesterday. 13. It's a shame that it is too late to go there now