相遇问题是小学教学中的教学难点之一,对学生的发散思维、集中思维的培养起着重要的作用,由于小学生的心理特点、年龄特点,他们解题往往凭自己的主观,不能深入理解题意。教学中,教师如果能抓住时机,给学生一些解题的方法和技巧,对学生的学习是十分有帮助的。一、对基本方法的理解 Encounter problem is one of the difficult teaching points in primary school teaching. It plays an important role in the divergent thinking of students and the cultivation of concentrated thinking. Because of the psychological characteristics and the age characteristics of primary school students, they often can not understand in depth their subjective questions meaning. Teaching, teachers, if seized the opportunity to give students some problem-solving methods and techniques, is very helpful to students learning. First, the understanding of basic methods