一、情景的设置和问题链的设计问题是教学活动的中心,在哈佛大学有这样一句名富:教育的真正目的是让人不断地提出问题和思考问题.因此“在什么时机向学生提出问题”、“提出什么样的问题”、“能否让学生主动发现问题”应是我们课堂教学首先面对的问题.建构主义教学论认为:复杂的学习领域应针对学习者先前的经验和兴趣,只有这样,才能激发学习者的积极性,学习才可能是主动的,美国著名教育心理学家奥苏伯尔也有过同样的论述:“假如让我把全部教育心理学仅仅归纳为一条原理的话,那 First, set the scene and the problem chain design problem is the center of teaching activities, there is such a rich name at Harvard University: The real purpose of education is to make people continue to ask questions and think about the question, so ”at what time to the students “, ” Whether to allow students to take the initiative to find problems “should be the first problem we face classroom teaching Constructivism teaching theory that: the complex learning areas should be for learners Prior experience and interest, the only way to stimulate learners’ enthusiasm, learning may be active, the famous American educational psychologist Ausubel also had the same argument: ”If I put all educational psychology just Summarized as a principle, then