数学教学的关键是通过提高课堂效率提升学生的思维能力,这其中,根据教材内容进行合理引申尤为重要。本文将从定理教学、公式教学、例习题教学三个方面引申的形式和引申应注意的问题浅谈如下,不当之处请同行们指正。 The key to mathematics teaching is to improve students’ thinking ability by improving the classroom efficiency. Among them, according to the content of teaching materials, it is particularly important to extend the teaching reasonably. This article will be from the theorem teaching, formula teaching, case exercises and the extension of the form should be noted that the problems should be noted as follows, please correct me wrong colleagues.