1【牛津版】英语一年级下1~3课同步视频

 Unit1

https://v.qq.com/txp/iframe/player.html?vid=n0360xzgizs&auto=0&width=500px&height=375px

 Unit2

https://v.qq.com/txp/iframe/player.html?vid=a0367q0mqph&auto=0&width=500px&height=375px

 Unit3

https://v.qq.com/txp/iframe/player.html?vid=z0367izjbjr&auto=0&width=500px&height=375px