The special delivery classroom plays a unique role in promoting education equity,and has attracted more and more attention.In order to test the effect of teacher-student interaction on learning effect in special delivery classroom,this paper constructs a chain intermediary model with moderating effect,consisting of the variables such as teacher-student interaction,classroom atmosphere,learning attitude,learning effect and class size.Using the structural equation model method,this paper takes the Art Class of Chongyang primary school as the research object,and studies the relationship among tea...