4. Cafés and restaurants.
4.1. Ordering food and drink.
4.2. Food and drink.
4.3. Do you have any ...?
4.4. Then we'll have ...
4.5. Is that all?
4.6. What's this or that.
4.7. Is there a toilet here.
4.8. Settling up.
4.9. Paying and leaving.
4.50. Review unit 4