1. All the luggage _______ been checked at the counter.

2. The criteria for the selection _______ very strict.

3. Either the manager or his assistants _______ the documents.

4. My family _______ (be) having dinner right now.

5. Plenty of water _______ needed for these plants.

6. Politics _______ a topic I prefer to avoid.

7. Neither of the two candidates _______ suitable for the job.

8. The staff _______ (be) unhappy with the new rules.

9. The United Kingdom _______ made up of four countries.

10. A large amount of money _______ stolen from the bank.

11. Collecting stamps _______ his favorite hobby.

12. Most of the students _______ hard for the final exam.

13. The phenomena _______ being studied by scientists.

14. Economics _______ his major at university.

15. The rich _______ not always happy.

16. Two years _______ a long time to be away from home.

17. Every one of the shirts _______ a different color.

18. Some of the bread _______ moldy.

19. Not only the students but also the teacher _______ going on the trip.

20. The committee _______ (be) divided on the issue.

21. Information _______ the most valuable asset today.

22. Half of the cake _______ disappeared.

23. Gymnastics _______ good for your flexibility.

24. No news _______ good news.

25. All of the furniture _______ delivered this morning.