ust или have to?

Решение:

• 1. You must be careful. (Это совет, рекомендация).
• 2. They must (have to) be present at the meeting. (Обязательство, правило).
• 3. It's dangerous. You must not (mustn't) smoke here. (Запрет).
• 4. We must wear the helmet. (Необходимость, совет).
• 5. You must pay the bill. (Обязательство).
• 6. We must brush your teeth after meals. (Рекомендация, забота о здоровье).
• 7. We are late. We have to take a taxi. (Внешнее обстоятельство, вынужденное действие).
• 8. You must drive carefully. (Совет, предупреждение).
• 9. You must walk the dog. (Обязанность).
• 10. You must take the medicine every hour. (Необходимость, инструкция).
• 11. You must keep your bike clean. (Совет, рекомендация).

Ответ:

• 1. must
• 2. must (have to)
• 3. must not (mustn't)
• 4. must
• 5. must
• 6. must
• 7. have to
• 8. must
• 9. must
• 10. must
• 11. must