在小组合作学习中,很多时候我怕学生探究不出老师需要的结果,干脆一讲了之。因为不相信学生,“权利”不能从根本上下放。但在一次《分式化简》的公开课上,使我彻底改变了对学生的看法,更增添了我对小组合作学习管理的信心。前不久,我在上分式的化简时,合作探究时我给学生出了一组关于分式训练的题。其中有这么一道题: In the group cooperative learning, many times I am afraid of students to explore the results the teacher needs, simply talk about it. Because you do not trust students, “rights ” can not be radically released. However, in an open class of “Fractional Reduction”, I completely changed my view of students and added my confidence in the cooperative learning management of the group. Not long ago, when I worked on the simplification of fractions, I gave the students a series of questions about fractional training. One such question is: