A person in the Song

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...,This sentence means that you should not use bizarre and unfounded speculations to guess at things that are difficult to understand.,He still thought the elderly used smart phones or cellphones less, so he wanted to remind An Shu with a landline.。