新课的导入,是课堂教学的开端,是教学乐章的前奏,是师生情感共鸣的第一音符,是师生心灵沟通的第一座桥梁,是课堂教学的一个极其重要的环节。一个生动巧妙、引人入胜的导入可以吸引学生的注意力,激发学生的学习兴趣,引发强烈的学习欲望和学习动机,同时,还能 The introduction of the new lesson is the beginning of classroom teaching and is the prelude to the teaching movement. It is the first note of the emotional resonance between teachers and students, the first bridge of teacher-student soul communication, and an extremely important part of classroom teaching. A vivid and engaging introduction can attract students’ attention, inspire students’ interest in learning, and lead to a strong desire for learning and learning motivation. At the same time,