猜大小单双的软件叫什么

简介：A boy in the third grade of high school came back from physical education class. He looked at the suffering students of Class 1 of the second grade of high school from the corridor window and sighed: I didn't expect Teacher Yan to be so good at skills. They all survived under Teacher Yan, and they knew how powerful Teacher Yan was, so they looked sympathetically at Class 1.