备好课是上好课的前提和基础,一节课上得好与差备课是关键。因此,备课是一名教师必须具备的基本能力,也是每位教师每天必须做,且必须做好的工作。明确课标要求是备好课的大前提。《数学新课程标准》不仅对数学教学提出了整体的教学目标,而且对数学教学的具体教学内容都对应提出了相应的教学目标,这些目标就是教师备课 Preparing a lesson is a prerequisite and a foundation for a good lesson. Therefore, lesson preparation is a teacher must have the basic ability, but also every teacher must do every day, and must be done. Clear curriculum requirements is a prerequisite for preparing lessons. The new mathematics curriculum standards not only put forward the overall teaching objectives for mathematics teaching, but also put forward the corresponding teaching objectives corresponding to the specific teaching contents of mathematics teaching. These goals are teachers’ lesson preparation