ykanade.cn/upload/2021/12/%E4%B8%BA%E4%BA%86%E5%BF%98%E5%8D%B4%E7%9A%84%E7%BA%AA%E5%BF%B5-2beb914163c540a0bcceb1d66fb211e9.pptx

Q.E.D.


政史地选手,好耶! 就是政治要背不完了 :)