学习数学的目的,就是学会解题.通过解题,提升思维品质,培养能力,发展智力.所以在例题教学时,教师应该精心设计解题过程,注意反思,注重优化.特别是要通过构建图形,突出题目的本质,优化解题过程与方法,逐步培养学生思维的灵活性、深刻性和创造性,提升学生的思维品质.下面通过具体的例题予以说明: The purpose of learning mathematics is to learn to solve problems by solving problems, improve the quality of thinking, develop ability, develop intelligence, so in the case of teaching, teachers should carefully design problem solving process, pay attention to reflection, focusing on optimization, especially through the construction of graphics , Highlight the essence of the problem, optimize the process and method of problem-solving, and gradually develop the flexibility, profoundness and creativity of students thinking, improve students’ thinking quality.Through the specific examples to illustrate: