追及和相遇问题以其复杂的物理情景,综合的知识内涵及广阔的思维空间,充分考查了考生的理解能力、分析综合能力、推理能力、空间想象能力以及理论联系实际的创新能力,是常考常新的命题热点.处理该类问题,首先要求学生有正确的时间和空间观念 The problem of following and meeting with its complex physical scenes, comprehensive knowledge content and broad thinking space, fully examines examinees’ comprehension ability, analytical comprehensive ability, reasoning ability, spatial imagination ability, and innovative ability of combining theory with practice. Frequently new proposition hotspots. To deal with this type of problem, first of all requires that students have the right concept of time and space.