八上数学12.2《三角形全等的判定》微课精讲2

https://v.qq.com/txp/iframe/player.html?vid=m05627fzx4a&width=500&height=375&auto=0

https://v.qq.com/txp/iframe/player.html?vid=w0189y7s938&width=500&height=375&auto=0
初中名师在线辅导答疑(名师一节课，胜读N年书)https://v.qq.com/txp/iframe/player.html?vid=y14093qqxnw&width=500&height=375&auto=0

复制 www.1ydt.com 打开下载配套的ppt课件及教案，点阅读原文看全部教学视频