ile:01统计调查.mp4 file:04直方图.mp4 file:05利用关键数据补全图表.mp4 file:07绝对值的非负性.mp4 file:19有理数的乘方.mp4 file:14探索与表达规律.mp4 file:12减法及加减法混合运算.mp4 file:11相反意义的量与有理数加减.mp4 file:03用图象表示的变量间关系.mp4 file:10与平行线有关的计算.mp4 file:13用尺规作角.mp4 file:14三线八角中的计数问题.mp4 file:06角度计算之多解问题.mp4 file:11先判定平行再利用平行性质.mp4 file:03余角和补角之列方程.mp4 file:08同位角、内错角、同旁内角.mp4 file:09角度的四则运算.mp4 file:02两点之间线段最短.mp4 file:16多次证明全等.mp4 file:13添线法算三角形的个数.mp4 file:04高线角平分线综合.mp4 file:15全等三角形判定综合.mp4

ile:(1)现在完成时第一段.mp4 file:现在完成时.doc