讲解是教师运用说明、分析、归纳(概括)、论证、阐释等手段讲授学习内容的教学方法,是课堂教学中教师作为学生知识建构的促进者的最重要的体现形式之一。在任何课程的教学之中,教师的讲解都是必不可少的。难怪人们会常说:某某老师的课“讲”得好,某某老师的课“讲”得一塌糊涂。可见,讲解在课堂教学 Explanations are one of the most important forms of teacher teaching as a facilitator of student knowledge construction in classroom teaching, which is a teaching method for teachers to use instruction, analysis, induction (generalization), argumentation, interpretation and other means to teach learning content. In any course of teaching, the teacher’s explanation is essential. No wonder people often say: a teacher’s class “say ” well, a teacher’s class “talk ” was a mess. Visible, explain in the classroom teaching