论文部分内容阅读
实践证明,和谐而愉悦的课堂学习氛围有利于产生良好的教学效果.以下是两个案例:案例一师:通过学习,同学们都已知道在用竖式计算两位数减法时,是从个位减起,下面我们一起来算几道题.(练习中,一名学生突然举手问:“老师,减法能从十位减起吗?”)师:不能!抓紧计算,不要瞎想.底下鸦雀无声,无人再提问题.学生忙于计算,却并不知道为什么不能从十位减起.案例二师:这名同学提出的问题很好.那谁来说一说,退位减法可不可以从十位减起?生:不能.因为书上说了要从个位减起.生:我觉得可以.师:你能说说为什么可以吗?师:好,我们
Practice has proved that a harmonious and pleasant classroom learning environment conducive to produce good teaching results. The following are two cases: Case Study: Through learning, students have learned that the vertical double-digit subtraction, from a In the exercise, a student suddenly raised his hand and asked: “Teacher, subtraction can subtract from the top ten?”) Teacher: Can not! Pay close attention to calculation, do not blind Think the bottom silence, no one to ask questions.Students are busy calculating, but do not know why can not be reduced from the top 10. Case two: the students raised the problem is very good. Health: I think it is okay, Teacher: Can you talk about why? Teacher: Well, we