1. The swimming pool opens at 9:00 tomorrow morning.
2. Please, do not make so much noise. I am trying to concentrate.
3. I was playing the piano when I heard someone coming in.
4. Nick is having a great time in London these days.
5. Ann has just started evening classes. She is learning Spanish.
6. How long have you been training for the competition?
7. Steve has just finished his classes.
8. I've got tired. I’ve been studying the whole afternoon.
9. The population of the world is increasing very fast.
10. I can’t help you right now. I haven't finished my homework.
11. Eminescu wrote many poems.
12. Does your sister play volley-ball?
13. What were you doing this time yesterday?
14. He is constantly playing computer games. He should study more.
15. My classmate likes to write. He writes some nice poems.
16. Ann has read seven out of 15 books recommended by the teacher.
17. Have you ever tried doing aerobics?
18. This suitcase is heavy. I'll help you.
19. The trainer will be present at seven o’clock next Friday.
20. Nick has been playing chess with his friend all morning.
21. By the end of this year, Jack will have been playing in the theatrical
group for five months.
22. This is the first time I have tried playing a musical instrument.
23. Ann decided that she would go to the concert next Sunday.
24. Kate played tennis last year, this year she has been playing basketball.
25. Tomorrow I have my English language classes in the afternoon.
26. You look tired. Have you been working in the garden?
27. I promise, I will drive carefully.
28. I am sure Ann will win the contest; she is very good at math.
29. Shall we play basketball this afternoon? I think it might be a good idea.
2. e) should
3. c) needn’t
4. a) can
5. b) may
6. d) must
7. e) should
8. a) can