“相遇问题”应用题具备典型的结构特征，它的数量关系富有思考性，它的解题有着一定的规律性。因此，组织好这类题的复习，对培养学生的分析能力与开拓学生的创造能力很有裨益。揭示特征，归纳解题规律。基本的“相遇问题”应用题在结构上是由两个物体相向运动而形成，且运动 “Encounter problems” questions with typical structural features, its quantitative relationship is full of thinking, its problem-solving has a certain regularity. Therefore, organizing the review of such questions is very helpful to cultivate students ’analytical ability and to develop students’ creative ability. Reveal the characteristics, generalize the problem solving law. The basic “encounter problem” problem is structured by two objects moving toward each other to form, and movement