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...,"If he truly comes from the future, knowing his own position in the previous dynasty, would everything he says still be the truth If he reveals some statements to prove this and convince us, wouldn't it mean he could slander anyone he wants at will Then, with the power of decision in his hands, would we believe him or not",Now even Yan Shu had no way out. He couldn't find any excuse, and suddenly he heard a clap of thunder. The heavy rain outside reminded him, so he said softly: "It's raining outside."。