Should- следует
Must- должен
15. A: (Has Laura ever acted) in a school play? B: As far as I know she ...has..
16. (Are they visiting) you next Sunday?
17. My grandma (has baked) a delicious cheesecake, but now she (is making) a chocolate cake.
18. Teresa (has been exercising) a lot recently. She (looks) perfect
19. Plants (use) sunlight to get energy.
20.I (have not got) up yet. I (am not working) today so I can stay in bed longer.
21. James (has been learning) French since he was in high school. He (speaks) it fluently now.
22. The wind (is blowing) the leaves off the trees today.
23. We (have lived) in this house since I was born.
24. Where (do you keep) your toys? In a wicker basket.
25. Rita (has been typing) letters for two hours. She (has already typed) four.
26. Tommy (has lost) his car keys. He's furious about it.
27. Look! Dave(is dancing) with Sarah. I can't believe it!
28. A: Who (is cleaning) up today? B: Nick and Bill...are.
1. You shouldn't eat too much salt and sugar.
2. You must drive carefully.
3. You should go to school, Jonny.
4. Your shirt is dirty. You should change it.
5. It's quite cold today. We should wear our jackets.
6. The exam is next week. So you must study hard.
7. I should help my mother.
8. I must learn English. It will help me in the future.
9. You shouldn't smoke.
10. You shouldn't eat so much chocolate.