乌申斯基早就说过:“在每一次复习时,教师都应当把某种新的环节编织到儿童头脑里已经形成的痕迹的网里去;或者讲解以前有意留下未讲的东西,或者补充以前有意地没讲的某些细节……”这段话提示我们:首先。复习要有整体观念,要组织学生整理已有的知识,使之形成知识网络。因为整体的知识网络的形成比各单个的知识点的总和的功能要大。其次,教学中为了加强某方面知识和技能,教师可以有意地留下某些内容不讲,待复习(温故) Uzzusky said long ago: “At every review, teachers should knit a new link into the net of signs that have already been formed in the minds of children; or to explain things that were previously intended to remain unspoken, Or to supplement some of the details that I did not intend to say before ... ”This passage prompts us: First of all. Review the overall concept, we must organize students to organize existing knowledge, so that the formation of a knowledge network. Because the overall knowledge network is larger than the sum of individual knowledge points. Second, in order to strengthen some aspects of knowledge and skills in teaching, teachers can deliberately leave some of the content does not speak, to be reviewed (temperature accident)