课堂教学导入是课堂教学结构的一个基本环节,有三个功能:一是通过创设恰当的学习环境,使学生及时进入学习新知识的准备状态;二是教师对学习内容及要求作简要介绍,让学生明确一节课的教学目标:三是通过教师富有激励性的谈话,激发学生的学习兴趣,催发学生的学习动力。数学课堂教 The introduction of classroom teaching is an essential part of the classroom teaching structure. It has three functions: First, through the creation of an appropriate learning environment, students are allowed to enter the state of readiness to learn new knowledge in time; second, teachers give a brief introduction of the learning content and requirements, Clear a class of teaching objectives: Third, through the teacher motivational conversation, to stimulate student interest in learning, reminders of student learning motivation. Math classroom teaching