1. If I _________ that you were in hospital, I would have visited you.

2. _________ for the heavy rain, we would have finished the match.

3. If you _________ to the market, buy me some fruit.

4. If I _________ a bird, I would fly everywhere.

5. Unless you _________ quiet, I will ask you to leave the room.

6. _________ you need any further information, please contact our office.

7. If she had caught the bus, she _________ here by now.

8. I _________ you a lift if my car hadn't broken down.

9. Provided that you _________ hard, you will succeed.

10. If he _________ more carefully, he wouldn't cause so many accidents.

11. _________ I you, I would accept their invitation.

12. If I had known his number, I _________ him.

13. Water _________ if the temperature falls below 0 degrees Celsius.

14. If he hadn't stayed up late last night, he _________ tired now.

15. _________ he arrived on time, he would have seen the opening ceremony.

16. I will lend you my book _________ you promise to return it next week.

17. If I _________ you, I wouldn't buy that expensive car.

18. What _________ if you find a wallet in the street?

19. If they _________ the map, they wouldn't be lost now.

20. Take a jacket with you _________ it gets cold at night.

21. _________ for his help, I would have failed the exam.

22. If you _________ your homework, you can go out with your friends.

23. _________ you tell me the truth, I won't help you.

24. If I _________ wings, I wouldn't have to take an airplane.

25. Should the weather _________ better, we will go for a picnic.