导入是一门教学艺术,在数学课堂教学中,教师对新授内容的巧妙导入,对培养学生的学习兴趣,激发学生学习的能动性、自主性,创设和谐的教学情境,有着十分重要的意义。因此,在备课中认真设计新课导入,是不可缺少的环节。新课的导入方式很多,现结合本人教学实践,从三个方面——巧设悬念,创设情境;利用已学知识,启发学生的思 The introduction is a teaching art. In the classroom teaching of mathematics, the ingenious introduction of new teaching contents by teachers is of great significance to cultivate the students ’interest in learning and stimulate students’ motivation, autonomy and creation of harmonious teaching situations. Therefore, it is an indispensable link to carefully design a new class to be introduced in lesson preparation. The introduction of many new ways, now combined with my teaching practice, from three aspects: cleverly set up suspense, create context; use of knowledge has been learned to inspire students thinking