单项选择题
M: Madam, what can I do for you W: Yes, please show me the mobile phone
A、At the bank. C、At the airport. B、In the shopping centre. D、In a hotel.
A. You are welcome. B. Sure. Where. C. How are you. D. Long time no see.
A. It was impossible. B. It was wonderful. C. So do I. D. I see.