数学教学中教师布置的练习,学生往往都没有错误,但是若深入一步,让学生说一说为什么这样做,谈一谈他的思维过程,结果总是让人失望。为什么会出现这种现象呢?原因是多方面的,从学生来说主要有两点:一是对问题一知半解、浅尝辄止,解题时靠死记硬背、机械模仿;二是语言表达能力差,不能清楚地表达自 There are often no mistakes made by the teachers in arranging exercises in mathematics teaching. However, if we go one step further and ask the students to talk about why they do this and talk about his thinking process, the result will always be disappointing. Why is there such a phenomenon? The reasons are many, from the students there are two main points: First, the problem a little knowledge, easy to understand, problem solving by rote, mechanical imitation; Second, poor language skills, can not Clearly expressed