A person in the Song

Here's the translation of your provided text, keeping in mind that I only translate the content within the tags and leave the HTML as is:,There's a teaching volunteer acceptance letter, along with a teaching training certificate, a student ID card from Renmin University of China, and some clothing. There's also a small metal box and a large one, a bunch of bottles and cans, some black and white thread, and some other books...,After some thought, Yan Shu said: "You're all injured, you can't go down the mountain."。