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高中数学新授课教学都要经过新授、练习、评讲、纠错这四个环节.为了达成教学目标,教师非常注重如何引入、如何提问、如何选择例题、如何变式、如何板书、如何让学生参与课堂,等等.但是即使教师考虑再全面,再充分,对于新的知识仍然会有部分学生接收不了.即使课堂听懂了,在课时作业中也会出现一些意想不到的错误.这样课时作业评讲就显得极其重要.为了能使学生在评讲这个环节中消除知识和方法上的困惑,理解知识点并能灵活应
In order to achieve the goal of teaching, teachers pay great attention to how to introduce, how to ask questions, how to choose examples, how to change, how to make a book, and how to let the new teaching of high school mathematics go through the four aspects of new teaching, practice, commenting, Students participate in the classroom, etc .. But even if the teacher considers the comprehensive and sufficient, there will still be some students who can not receive the new knowledge.Even if the class understands, there will be some unexpected mistakes during the classwork. Homework review is extremely important in order to enable students to comment on this link to eliminate knowledge and methodological puzzles, to understand the knowledge points and be flexible