[案由]63岁的退休老教师张春明今年春天随旅行社组团去三亚旅游。一天下午,导游带着所有游客来到一个购物市场。这虽然是旅游项目中所没有的,但市场里琳琅满目的商品还是让游客大开眼界。在一个手表柜台前,张老师看上了一块劳力士表,从年轻时就酷爱手表的他不禁眼前一亮。他知 [Case by reason] 63-year-old retired teacher Zhang Chunming this spring with the travel agency tour to Sanya. One afternoon, the guide takes all the tourists to a shopping market. Although this is not a tourism project, but the market dazzling array of goods or let visitors an eye-opener. In front of a watch counter, Zhang took a fancy Rolex watch, from a young age when he loved the watch can not help but shines. He knows