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新教材最大的特点和优点是知识的引入、问题的提出和解决都在一定情境中展开。《数学课程标准》在课程实施建议中明确指出:“数学教学要求紧密联系学生的生活实际,从学生的生活经验和已有知识出发,创设各种情境,为学生提供从事数学活动的机会,激发对数学的兴趣以及学好数学的愿望。”建构主义学习理论也认为:“学习是学生主动的建构活动。学习应与一定的情境相联系,在实际情境下进行教学。可
The new textbook’s biggest feature and advantage is the introduction of knowledge, problems raised and solved in a certain situation. ”Mathematics curriculum standards“ in the course of implementation of the proposal clearly states: ”Mathematics teaching requires close contact with the students ’actual life, starting from the students’ life experience and existing knowledge, to create a variety of situations, to provide students with the opportunity to engage in mathematical activities, Stimulate interest in mathematics and desire to learn mathematics. “” Constructivism also believes that learning: "Learning is a constructive activity of students, learning should be related to a certain situation, teaching in real situations.