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本校从去年开始进行教学改革,实行“五步问题导学”模式教学.改革之初阻力很大,各种各样的评论都有,有的接受态度,有的持反对态度,有的在观望.最近笔者在校内开了一节公开课,开设的课题是“二次函数复习课”.本文是这节展示课的授课过程和设计意图的介绍,供大家参考.一、教材分析二次函数这节内容是在学生复习完函数的概念和表示方法、性质之后复习的内容.此时学生对函数内容已有了初步的理解,尤其是函数性质的认识较为深刻.二次函数是函数性质运用的具体化.
The school started teaching reform from last year and implemented the “Five-Step Problem-Guided” mode of teaching. The resistance at the beginning of the reform was very big, all sorts of comments had, some accepted attitudes, some held opposing attitudes, and some In the wait-and-see mode, the author recently opened an open class in the school. The subject opened was “Secondary Function Review Course.” This article is an introduction to the lesson process and design intent in this section. For your reference, Analysis of the quadratic function This section is the contents of the review after the students review the concept of the function and the representation method and nature. At this time, the students have a preliminary understanding of the contents of the function, especially the understanding of the nature of the function is more profound. Is the application of the nature of the function.