1. The children are really excited _____ their summer vacation.

2. We were very disappointed _____ the organization of the festival.

3. John missed a lot of lessons. He was ill _____ January to March.

4. Helen had said goodbye to everybody in the class _____ she left for the hometown.

5. My cat is very fond _____ fish.

6. I waited _____ 10 o'clock and then went home.

7. I can't remember exactly when the accident happened. I think it was _____ nine and half past nine.

8. Are you acquainted _____ the lady?

9. _____ the children left, the house was very quiet.

10. These photographs were taken _____ a friend of mine.

11. The river Rhine flows _____ the North Sea.

12. I shall meet you _____ the corner _____ the street.

13. I always come _____ school _____ foot.

14. He had learned the whole poem _____ heart.

15. He has waited _____ her for a long time.

16. He's not very keen _____ watching football, but his wife is.

17. Are you worried _____ the final examination?

18. We’ll buy a smaller house when the children have grown _____ and left home.

19. The computer isn’t working. It broke _____ this morning.

20. My headaches have been much better since I gave _____ drinking coffee.

21. I turned _____ their offer because they weren’t going to pay me enough money.

22. It was not a problem. We looked _____ his number in the telephone book.

23. Helen takes _____ her mother in many ways.

24. We need to set _____ early tomorrow.

25. The plane took _____ very quickly.