5 Choose the correct word. 1 You must/needn't/can't eat in the classroom! 2 Students can't/have to/don't have to take the rubbish out. 3 You needn't/must/can't enter the building after 10 o'clock. The entrance is closed.

1. You **mustn't** eat in the classroom! 2. Students **have to** take the rubbish out. 3. You **can't** enter the building after 10 o'clock. The entrance is closed. **Перевод:** 1. Нельзя есть в классе! 2. Студенты должны выносить мусор. 3. Вы не можете войти в здание после 10 часов. Вход закрыт.