14. If you had warned me before, I should already be in Moscow.
15. I wish she had not gone. If you had called before, she would be here now.
16. If I knew French, I should have spoken to her long ago.
17. If I knew German, I should read Goethe in the original.
18. If I lived near, I should call on you more often.
19. If you had not interrupted us yesterday, we should have finished the work on time.
20. If he had not followed the doctor's advice, he would not have recovered so soon.
21. If he were not a talented painter, his picture would not have been taken to the exhibition.
22. If you had followed my advice then, you would not be in such a difficult situation now.
23. If I were not so busy these days, I should have helped you yesterday.
24. If he were not so near-sighted, he would have recognized me at the theatre yesterday.
25. She is well. If she were ill, her brother would have told me about it yesterday.
26. You would know a lot if you read this magazine regularly.
27. If I had learnt about it before, I should not be staying at home now.