Just as he was lost in thought, a series of rapid knocks sounded from outside. "Thump thump thump...",He walked kindly up to Xu Sheng, a smile on his face and said, "Xiao Sheng, why are you up so early today",Tang San looked at Xu Sheng who was fawning over him beside him. He was first taken aback, then took the water pitcher and drank a mouthful before passing it back...。