1. If it _____ for his help, I wouldn't have finished the project on time.

2. But _____ your timely intervention, the situation would have turned into a disaster.

3. Supposing _____ the lottery, what would you do with the money?

4. It’s high time we _____ a decision about our future home.

5. I’d rather you _____ me before you borrowed my car.

6. If only I _____ more attention during the lecture yesterday.

7. Provided _____ everyone agrees, we will move the meeting to Monday.

8. As long as _____ you work hard, you will succeed in this industry.

9. I wish I _____ as well as you do.

10. He behaves as if he _____ the owner of the entire company.

11. Even if _____ he apologized, I still wouldn't forgive him.

12. Were the sun _____ to stop shining, life on Earth would cease.

13. Had I known about the traffic, I _____ a different route.

14. If I _____ you, I would think twice before signing that contract.

15. Unless _____ you provide a valid receipt, we cannot give you a refund.

16. In case _____ an emergency, please use the stairs instead of the elevator.

17. Whether _____ he likes it or not, he has to finish his homework.

18. Imagine _____ you were stranded on a desert island, what would you miss most?

19. It’s essential that he _____ at the meeting on time.

20. The doctor recommended that she _____ some time off work.

21. If _____ need be, we can hire more staff to finish the project.

22. What if _____ you had never met her? How would your life be different?

23. He talks as though he _____ an expert on the subject.

24. I’d prefer it if you _____ smoke in here.

25. Should you _____ to change your mind, let me know as soon as possible.