课堂导入作为教学的起始环节,就是指在一节课开始的时候,教师要能够有意识、有目的的来吸引学生,让学生能够快速进入新的知识学习状态的一种教学组织的行为过程。这就是说,在实际的教学中,课堂的导入作为课堂教学的环节,能够激发学生的学习兴趣,吸引学生的注意力,在新旧知识之间架起交流和沟通的桥梁。因此,在实际数学新知识的教学中,教师要注意采用恰到好处的导入方式,激发学 The introduction of classroom as a starting point for teaching refers to the beginning of a class, teachers should be able to consciously and purposefully to attract students, so that students can quickly enter the new state of knowledge learning a teaching organization behavior. That is to say, in the actual teaching, the introduction of the classroom as a part of classroom teaching can stimulate students ’interest in learning, attract students’ attention and bridge the communication between new and old knowledge. Therefore, in the actual teaching of new mathematics knowledge, teachers should pay attention to using just the right way to import, stimulate learning