一、问题的背景近日,在拜读了章建跃博士在《中小学数学》(高中版)2011年第6期“编后漫笔”栏目的文章“做题目,为什么”后,有很大的触动.实际上,相当多的老师,不只是在给学生布置作业时没有认真去想为什么要让学生做这个题目,就连自己讲题目时也很少思考为什么要讲这个题目.章老师的提醒很是必要,特别 First, the background of the problem Recently, Dr. Zhang Jianyue read the “primary and secondary mathematics” (High School Edition) 2011 sixth period “compilation ” section of the article “to do the title, why ”, there is a big In fact, a considerable number of teachers, not only in assigning assignments to students did not seriously think about why to let students do this topic, and even their own topics rarely think about why to talk about this topic. Reminder is necessary, special