A:Can I【help】you?
B:yes,Er,【what】would you like?
C:I【don't】know.
B:Would you like【something】to drink?what about a 【glass】【of】apple juice?
C:No,【thanks】.I like a glass of orange juice.what about you?
B:I'd like a 【cup】of tea.what about something to【eat】?
C:Some cake ,please.
B:We【would】 like a cup of tea,a glass of orange juice and four cakes,please.
A:ok