B
1. If you met the president, what would you do?
2. If he lived nearer, we would see each other more often.
3. I might go for a walk if the weather were nice.
4. I would call him up if he came tomorrow.
5. If I were as young as you are, I would sail in a boat round the world.
6. I would go skiing if there were more snow.
7. She would play tennis if it were not so hot.
8. If I were in his shoes, I wouldn't invite the Browns.
9. If we didn't have to study, we would go out tonight.
10. Where would you go if you were on leave?
C
1. She would have noticed this mistake if she had been more attentive.
2. I might have gone on an excursion with you if I had known about it beforehand.
3. If we had known that you were there, we would have called on you.
4. If I had known of his arrival, I would have met him.
5. Nobody told me about your trouble. I would have helped you if I had known about it.
6. If you had tried your best, you would have got the job.
7. If he hadn't worked late, he would have caught his bus.
8. If Mary had agreed to sit in for us, we would have gone to the movie yesterday.
9. He would have passed his exams well if he had studied hard.
10 I would have prepared everything yesterday if I had received your message on Monday.