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一、切实重视概念教学,帮助学生全面、深刻理解与掌握概念搞清概念,是提高解题能力的关键。只有对概念理解透彻,才能在解题中作出正确判断。为了帮助学生把概念理解透彻,教师除了在语言上讲清楚概念的本质外,更应该注意通过一系列由浅入深的思考题把学生的思路引向深入。例如,“绝对值”概念是七年级教材中一个非常重要的概念,对后续课程的学习影响很大,教师在讲了绝对值的概念之后,应引导学生思考以下问题。
First, pay attention to concept teaching, to help students comprehensively and profoundly understand and grasp the concept of conceptual clear, is to improve the ability to solve the problem. Only when you have a thorough understanding of concepts can you make the right judgments in problem solving. In order to help students understand the concept thoroughly, teachers should not only clarify the essence of the concept in language, but also pay more attention to deepen the students’ thinking through a series of shallow thinking questions. For example, the concept of “absolute value ” is a very important concept in the seventh grade textbook and has a great influence on the subsequent course learning. Teachers should guide students to think about the following questions after explaining the concept of absolute value.