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能不能使用研究性学习的形式上复习课?部分教师对这个问题做了否定的回答,理由是高三课程内容多、时间紧,用这种形式上课会浪费时间,另外高三数学的难度比较大,不好控制,效果可能不好.果真是这样吗?我特地上了一节实验课,对这个问题做了探讨.我选的课题是:函数在给定闭区间上的最值问题.因为函数的最值问题一直是高考的热点,也是教学难点,很多同学对这类问题感到束手无策,具有较强的代表性.在课前的自习课上,我先给学生布置了如下
Can not use the form of research study review? Some teachers answered this question negatively on the grounds that the content of the Year 3 more time is tight, this form will be a waste of time, while the third grade math more difficult, Not good control, the effect may not be good. If so? I specially went to an experimental class to discuss this issue. My selected subject is: the function in a given closed interval of the most value problem. Because the function The value of the problem has always been the hot college entrance examination, but also teaching difficulties, many students feel helpless on such issues, with strong representation in the class before class, I first arranged for students as follows