1. If we had left before breakfast we would have caught the train.
2. He would send for the doctor if he had some serious disease.
3. If he were not so lazy he would have passed his exams.
4. Her life might have been saved if the doctor had come in time.
5. If he saw my father he would recognize him at once, as I look like him.
6. You would look better if you went into sports.