案例正文：
中国大学生是这样介绍自己的：“我叫汪洋，是天津大学计算机系二年级的学生。我的老家在河北衡水，我家有四口人，爸爸，妈妈还有一个弟弟，弟弟是高中生，我很喜欢我的专业，我毕业以后想继续读研究生，课余时间，我喜欢摄影和运动。”
而美国大学生是这样介绍自己的：“I love college football.USF and Penn State. I have a dog named Cody. He is cute but also stupid and sometimes even eats his own bottom. I believe in love at first sight because my grandfather asked my grandmother to marry him on the first date. They’ve been married for 58years. I am very proud southern boy. I am dating one of my high school sweetheart”.
