1. You mustn't touch that key. It deletes everything. = zakaz
2. They don't have to work at the supermarket next weekend. It's a holiday. = brak obowiązku
3. Peter didn't have to get up early at the weekend. = brak obowiązku
4. Can you do the shopping for me? = zapytanie o możliwości zrobienia czegoś
5. You mustn't smoke here. It's not allowed. = zaraz