1. We don't have to leave yet. We've
got plenty of time.
2. She seems to be in trouble. We must help her.
3. Our luggage is very heavy. We'll have to take a porter.
4. When you come to London
again, you must come and see us.
5. The child hasn't
recovered yet. It will have to stay in bed for another day.
6. They have a lot of work at the office so she is to work on Saturdays.
7. You mustn't tell it to anyone. It's a secret.
8. He is very rich so he doesn't have to earn his living.
9. Come on. We mustn't be late.
10. These old houses are to be pulled down in a few months.
11. The conference is to open in a few days.
12 You really mustn't make less noise. I'm trying to concentrate.
13. My brother is a milkman. He has to get up very early.
14. The doctor says you are to take these tablets three times a day.
15. Mother is away so we have to look after ourselves.
16. The car broke down so we had to walk.
17. Soldiers must disobey a superior officer.
18. How often do you have to buy petrol for the car?
19. I must speak Italian very much since I came to Rome. Everyone keeps talking
to me in English.
20. Your temperature is a little high. You will have to stay in bed for the
next few days.
21. When a fire broke everyone had to leave the building.
22. At present there is disagreement over how children must be taught to be polite.
23. They are to announce the winners on April 12th. It's scheduled.
24. I simply must have a holiday', said Jean. I haven't had one for three
years'.
25. I'm getting fat. I really must try to
lose some weight, like the