单项选择题
A.My pleasure.B.You are very kind.C.It’s very kind of you.D.A piece of cake.
A.Good afternoon,how can I help you?B.Are you taken care of,sir?C.Can you spell it for me?D.May I have your name?
A.These coins are for you,thank you.B.Here’s your change,thanks.C.Can you pay the bill,now?D.This is the money back to you,thanks.