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在数学学习过程中,问题是数学的心脏,对话犹如流向心脏的血液。建构有效的课堂对话,能帮助拓展学生联想的空间,启迪学生的思维,让我们的课堂趣味横生、生机勃勃。有效对话能促进师生共同探讨新知,促进课程内容的持续生成,是实现课堂教学质量“增值”的重要途径。本文以沪教版数学课标教材七年级“13.3同位角、内错角、同旁内角”为例浅谈初中数
In mathematics learning, the problem is the heart of mathematics, dialogue is like the blood flow to the heart. Constructing an effective classroom dialogue can help to expand the space for students to think and enlighten students’ thinking so that our classes are full of fun and full of vitality. Effective dialogue can promote teachers and students to jointly discuss the new knowledge and promote the continuous generation of the curriculum content. It is an important way to realize the quality of classroom teaching “value-added ”. In this paper, Shanghai Jiao Tong version of mathematics textbook seventh grade “13.3 with the same angle, within the wrong angle, with the side of the corner ” as an example of junior high school number