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.