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很多刚进入高中的学生感到数学难学.笔者通过教学实践分析,体会到难就难在初中与高中二者之间缺乏过渡的“桥梁”.这主要表现在初中教材对知识的呈现特点是结合实例描述概念,说明问题,适度符号化,而高中教材数学语言叙述较为严谨、简练,叙述方式较为抽象、概括、理论性较强,符号化普遍,对学生的思维能力和方式的要求大大地提高和加宽了.由于知识面的增大,高中数学题,不像初中数学题那样运用知识点比较明显直
Many students just entering high school feel math difficult to learn.The author through the analysis of teaching practice, hard to realize the difficulty in junior high school and the lack of transition between the two This is mainly manifested in junior high school textbooks on the characteristics of the presentation of knowledge Is a combination of examples to describe concepts, explain the problem, moderately symbolic, and high school teaching materials mathematical language narrative is more rigorous, concise, narrative style is more abstract, generalized, strong theory, symbolic universality of the students’ thinking ability and way requirements greatly Due to the increase of knowledge, high school math problems, unlike the junior high school math problems that use knowledge more obvious straight