单项选择题
A:Here you are, Sir. B:（）
A. All right. B. Yes,here we are C. Thank you very much
单项选择题 A: Could I talk to Prof. Lee? B:（）
单项选择题 A:Hello, Im Susan. Nice to meet you. B:（）
单项选择题 I want to know when he is leaving for New York tomorrow.这句话的中文意思是（）
