1. It’s important to ___ an effort to be more polite to your colleagues.

2. The new law will ___ into effect from the beginning of next month.

3. We had to cancel the match ___ account of the heavy rain.

4. I'm not really ___ the mood for a long discussion right now.

5. The company is teetering on the ___ of bankruptcy.

6. I’m sorry, but I’m not at ___ to disclose that information.

7. There’s no ___ in complaining about the weather; we can't change it.

8. He’s been ___ a lot of pressure at work lately.

9. The suspect was released ___ bail while the police continue to investigate.

10. You should take no ___ of what he says; he’s just being difficult.

11. Could you please do me a ___ and lend me your car for an hour?

12. The two companies are ___ competition with each other for the title.

13. I have a lot ___ common with my best friend, despite our different personalities.

14. The local hospital is ___ threat of closure due to budget cuts.

15. My father is ___ the opinion that young people spend too much time online.

16. The police are ___ the trail of the diamond thieves.

17. The firemen managed to put ___ the fire after three hours of hard work.

18. He ___ down the offer because the salary was far too low.

19. I need to ___ up this word in the dictionary to be sure of its meaning.

20. The match was ___ off because of the heavy rain and lightning.

21. I hope things will ___ out for you in your new job in London.

22. He ___ up smoking after the doctor warned him about his health.

23. Can you ___ on for a second while I check my notes?

24. The witness was ___ oath when she gave her testimony in court.

25. She has a very positive attitude ___ her new responsibilities.