教师在课堂教学中为了使学生能尽快达到巩固知识点的效果,在例题和当堂训练以及课后作业中往往会用变式训练,通过改变图中的字母及顺序,练习题中的数据,改变题中同类别的条件和结论,但本质上始终没有的台多的改变改变。下面将探讨变换命题的结构加强学生在某一知识点上的巩固和训练。 Teachers in the classroom teaching in order to enable students to achieve the effect of consolidating the knowledge as soon as possible, in the case and the Church training and after-school assignments are often used in variant training, by changing the letters and sequence of the figure, practice the data in the question, Change the conditions and conclusions of the same type in the same question, but essentially no changes have taken place in Taiwan. The following will explore the transformation of the structure of the proposition to strengthen students in a knowledge point of consolidation and training.