Соствь диалог:
ОБРАЗЕЦ:
A: Can I have a packet of biscuits, please?
B: Yes, of course. Here you are. That's one pound nine pence, please.
СРОЧНОО

Can I have a pack of milk
No, sorry.We havent got milk.
Can I have some chewing gum, please
Yes,sure.
How much does it costs
It costs 1 dollar.
Here you are.
Have a nice day!
Have a nice day,too!