I. Rewrite the following sentences:
1. Shall we go to the cinema tonight?
2. Peter might be at the door.
3. This must be the restaurant where we ate.
4. You shouldn't eat so much meat.
5. May I leave the room?
6. You don't need to get up early.
7. She can leave early.
8. The weather might be better tomorrow.
9. You mustn't buy cigarettes if you're under 16.
10. You ought to follow your father's advice.
11. I have to avoid fatty foods.
12. Can you make a sandwich?
13. We will have good weather tomorrow.
14. The noise might be the children playing upstairs.
15. I am not able to sleep recently.