In the center of the hall, a celadon string-patterned three-legged incense burner was placed. Wisps of blue smoke rose from the burner, emitting a faint fragrance.,“I can't understand it. What is interesting about this physical experiment, chemical foundation reaction, elementary school ancient poems, must-memorize 100 Chinese geography, nature and science... Some characters are unclear, and there are large characters.”,“That's easy. I think when he wakes up, we can go see him, observe his words and actions, speak as little as possible, and listen as much as we can.”。