C317 Is This a Competition?

Gong Xiao'ao picked the program book that Xiao Xiao liked, and also picked the ones that were more suitable for him. After that, he ran to Xiao Xiao's room. Xiao Xiao was not in the mood to read the program book. However, because the math class was related to Gong Xiao'ao's results, Xiao Xiao could only patiently teach