Before Chu qingge could come out of shock, Xu Ling had already taken out a pen and started to draw a key point for Chu qingge to explain.
The Xu Ling's in-depth and shallow lecture immediately attracted Chu qingge attention. Chu qingge listened carefully and had already mastered a lot in an afternoon.
Seeing that it was almost time, Xu Ling stretched and closed the book. He turned his head and looked at Chu qingge little look of worship.
Xu Ling helplessly stretched out five fingers and waved them in front of Chu qingge. Only then did Chu qingge regain his senses.
Xu Ling had an appointment with Chu qingge to continue tomorrow. Xu Ling would send Chu qingge back first.
When Chu qingge returned home, she drank a mouthful of water and began to read what Xu Ling had said today. She was v
