第21题: [单项选择]{{I}}Questions 14~17 are based on the following dialogue between a lawyer and his customer.{{/I}}How long have they not met each other A. Half a year. B. Two years. C. Three or four years. D. More than five years. 参考答案:C 答案解析:[听力原文] 14-17
W: Good morning, Mr.Tim.It’s a long time since I had the pleasure of a visit for you.