不少学校在暑假组织学生到国外修学旅行，他们分别住在当地的各个家庭中。这样，通过日常的相处，可以更好地了解该国的风俗人情，也便于在一定的语言环境中更好地学习外语。但是，却发生了这样一件事：一位初中同学向带队的老师诉苦：“我要换一家人家住，现在住的那家的孩子 Many schools organize students to travel abroad for study tours in the summer. They live in various local families. In this way, through daily interaction, you can better understand the customs of the country, and it is also easier to learn a foreign language in a certain language environment. However, such a thing happened: A junior high school student complained to the leader’s teacher: “I’m going to change my family’s family and the child I’m living in now.