Wstaw some lub any.

Peter: Hello Julia, are you ready for the party?
Julia: I've got ... lemonade, ... orange juice and lots of food.
Peter: Have you got ... cakes?
Julia: No, I must buy ... . I must also buy ... biscuits.
Peter: Have you got ... party hats or decorations?
Julia: "No, I haven't, but I'm going to buy ... of those, too.