“变序式”课堂教学结构，是立足于具体的课文内容，根据事物发展的规律性，在不违背原作“文路”的前提下，就原文现成的编辑思路，进行合理的解剖、整理加工的一种课堂教学结构。它是培养学生逆向思维能力，逐步促使和提高学生掌握推理、判断等逻辑分辨能力的一条捷径。一、 According to the regularity of the development of things, “variable sequence” classroom teaching structure is based on the specific text content, without prejudice to the original “text road”, on the basis of the original editorial ideas, to conduct a reasonable anatomy, finishing A kind of classroom teaching structure. It is a shortcut to cultivate students 'ability to reverse thinking and gradually promote and improve students' ability to grasp reasoning, judgments and other logical discernment. one,