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【案例】2018年全国1卷理科12题
【案例】2013年安徽高考15题
兩位數除以一位數（二）
第八周作业
兩組對邊相等的四邊形
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正立方形與兩面角
內輪差...
北門高中
Sequence指令作圖-3
圆的面积原理
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Special Points
Congruence
Conic Sections
Translation
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