参考答案

正确答案：D
M：Whathaveyoubeendoingthesepastfiveyears?W：Howtimeflies!Ithas—beenfiveyearssincewegraduatedfromthisschool．Q：Whatistheprobablerelationshipbetweenthetwospeakers?【答案】D【考点】推断人物关系【解析】此题的关键是女士回答中的“sincewegraduated”，表明他们以前应该是同学，故选D。