Упражнение 14. Дополните предложения, используя must, have to, ought to, should.
1. If you want to be fit, you … not eat cake, but you certainly… walk a lot. 2. I’m late. I … hurry. 3. We … wait an hour for them. 4. … you get up very early on Saturday or Sunday? 5. There is light in the house, somebody … be in. 6. We … reach the station in half an hour. 7. His English … be giving him a lot of trouble. 8. The bus we took didn’t go up the hill and we … walk. 9. The doctor says I … stay in bed for a week. 10 Every child … know traffic rules. 11. My parents are going out to a party tomorrow and I … stay with my younger brother. 12. It’s dark outside, it … be about 7 now. 13. You … not eat so many sweets because they contain a lot of calories. 14. When he was at the university he … work to pay his own tuition (плата за обучение). 15. You … not speak to your mother like this. 16. … I offer her my help? 17. They got married at last. They … be very happy. 18. She … know the truth, you … tell her. 19. Why … I do somebody else’s work? 20. Mother leaves early on Mondays and he … make his breakfast himself. 21. It’s 2 o’clock, you … be hungry. 22. I think you … give up smoking. 23. Why … they worry if they’re paid so well?