数学教学中的“不要”与“要”

来源 :新课程(上) | 被引量 : 0次 | 上传用户:shuo19871108
下载到本地 , 更方便阅读
声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架
论文部分内容阅读
随着课堂教学改革的不断深入,多数教师的课堂教学水平都有了很大提高,但还有少部分教师在课堂教学中存在各种各样的问题,下面结合案例谈点看法。一、教学定律不要死板教条,要灵活运用一个教师在教学“乘法结合律”时,学生掌握了定律后,教师出示填空题:(a×b)×c=___时,学生没有按教师的想法做,而写成了(a×b)×c=(b×c)×a时,教师当时反应是问下边的同学“对吗?”同学们也不知所措,教师好长时间才说“也对,以后大家在做题时,不要 With the deepening of classroom teaching reform, most teachers have greatly improved the level of classroom teaching, but there are still a small number of teachers in the classroom there are various problems, the following combination of views on the case. First, the teaching of law Do not rigidly dogmatic, to be flexible use of a teacher in teaching ”multiplication law “, the students mastered the law, the teacher to fill in the blank question: (a × b) × c = ___, the students did not press Teacher’s idea to do, and written as (a × b) × c = (b × c) × a, the teacher was asked to respond to the next classmate ”right? “ Students also know what to do, the teacher is long Time to say ”Also right, after everyone in the question, do not
其他文献
电机定子在装配应力作用下出现开裂现象,这是导致其装配合格率低的主要原因.本文通过对影响定子开裂的因素分析,从电机定子的结构特性、整形方法、灌胶温度等方面开展研究,总