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表述一个数学内容,常常有直观易懂与抽象难懂之分。教师要善于根据学生的年龄特征把抽象的概念,一般的规律,不易领会的数学思想,较难掌握的问题方法,用形象的语言描述出来,以提高语言表达的直观效果。教师应注意挖掘日常生活、生产中的实例,进而将贴切生动的比喻、形象直观的语言自然地植入数学教学中,这将使得课堂教学内容变得鲜活,课堂充满生机。
Express a mathematical content, often intuitive and easy to understand abstract points. Teachers should be good at describing abstract concepts, general laws, mathematical ideas difficult to grasp, difficult problems and methods in the language of images according to their age characteristics so as to enhance the visual effect of language expression. Teachers should pay attention to daily life and production examples, and then vivid analogy, intuitive image of the language into the natural teaching of mathematics, which will make the classroom teaching content become fresh, the classroom full of vitality.