极速赛车大小单双技巧图片简介：Teacher Tong, who was standing on the podium, pushed up his glasses, coughed slightly, put the test paper on the podium, and said: Su Xiaoxiao, seated in the third row, stand up and answer this question.
Teacher Tong, who was standing on the podium, pushed up his glasses, coughed slightly, put the test paper on the podium, and said: Su Xiaoxiao, seated in the third row, stand up and answer this question.
