Jiang Tianhao secretly competed with Qian Sanyi's science expertise, which delayed his Chinese class recitation.The Chinese teacher lectured Jiang Tianhao, but he retorted in class, making the teacher angry.The head teacher used Qian Sanyi to study liberal arts and science to motivate Jiang Tianhao and asked him to hire a Chinese teacher to study hard.During the hygiene inspection of the boys' dormitory, Jiang Tianhao was punished to clean the dormitory because there was dust on the bed with Qian Sanyi's name on it that he had not stayed in. Jiang Tianhao argued with Qian Sanyi to no avail and was caught paying an hourly worker to clean it.Use the fine to do cleaning teasing Qian Sanyi.