一、问题情境的阐释问题情境是由问题和情境两个概念构成的。“问题”具有三个特点:一是任务的给定条件,二是最终的目标状态,三是给定的状态到目标状态的实现。而“情境”是解决问题的一种刺激事件,也是信息的载体。“问题情境”就是学生能够凭借自己的能力去独立解决这个问题,但是仅凭学生现有的知识结构和技能却又没有办法解决。这种认知的冲突就形成了,从而激发学生的求知欲和好奇心,之后通过教师的指导和引导,让学生自己分析问题,探索问题解决 First, the interpretation of the problem situation Problem situation is composed of two concepts of the problem and the situation. “Question ” has three characteristics: one is the given condition of the task, the second is the final target state, and the third is the realization of the given state to the target state. The “situation ” is a kind of stimulus to solve the problem, but also a carrier of information. “Problem situation ” is that students can solve this problem independently by virtue of their own ability, but students can not solve the problem simply because of their existing knowledge structure and skills. This cognitive conflict is formed, so as to stimulate students curiosity and curiosity, and then through the guidance and guidance of teachers so that students analyze their own problems and explore problem solving