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近年来,在地理高考中频繁出现新的变式图形,其视角独特,并具有迷惑性和难识性,许多考生难以应对,影响了高考的成绩。对变式地图进行分析、归纳和提炼,并探索应对策略和方法,有利于教师帮助学生短时高效地提高学习效果。一、重排变式图这种变式图是把我们以往在教学中司空见惯的图形,通过变换重组,并以一种全新的方式展现出来,主要考查学生知识的灵活运用和思维的变通能力。高考命题者总是试图找到一种结合点,能够把试题创设的问题情景与地理教学内容中的某些要素巧妙地结合,重排变式就成为一种必然的选择。
In recent years, new variant graphics appear frequently in the geography entrance examinations. Their unique perspectives are confusing and unpredictable. Many candidates find it hard to cope with this situation, which affects the performance of college entrance examination. The analysis, induction and refinement of variant maps, as well as the exploration of coping strategies and methods, will help teachers to help students to improve their learning efficiency in a short time and efficiently. First, the rearrangement variant diagram This variant map is to our past common in teaching graphics, through the transformation and reorganization, and in a new way to show the main test of students’ flexible use of knowledge and ability to adapt. College entrance examiners are always trying to find a combination of points that can create the problem questions and geography teaching content of some elements of clever combination of rearrangement variant has become an inevitable choice.