通过对近几年全国各地的中考试题的研究,发现对有关图形的平移、旋转与中心对称、全等的知识点的考查呈发展趋势,题型以选择、填空、作图、解答等多面孔出现,特别是有关平移、旋转和中心对称方面的知识点在考查时常与后面所学的函数、相似等知识点融合在一起作为压轴题,成为中 Through the research on the middle school entrance examination questions in recent years in our country, we find that there are some developing trends about the translation, rotation and center symmetry of congruent graphics, and the congruent knowledge points. There are many questions such as choosing, filling in the blank, drawing and answering Appear, especially on the translation, rotation and symmetry of the center of the point in the test often with the back of the function, similarity and other knowledge points together as a finale question, become