课堂的导入环节关系到全班学生的上课状态,关系到学生对英语课堂知识的认可程度。研究课堂导入环节,便是研究如何提高课堂质量。智慧型课堂需要从导入环节入手研究,让每个学生都可以清楚地找到自己的位置。笔者根据教学经验,从理论和实践两方面着重分析了小学英语课程导入的三种方法,这三种方法是依据三大构建理论发展起来的,具有较强的理论性和实践性,希望能够给一线教学工作者提供新的教学思路。一、小学生英语知识的构建过程 The introduction of the class is related to the class status of students in the class and the students’ recognition of the English class knowledge. Research into the part of the classroom, is to study how to improve classroom quality. Intelligent classrooms need to start with the introduction of the study, so that each student can clearly find their place. Based on the teaching experience, the author analyzes three methods of primary English course introduction from both theoretical and practical aspects. These three methods are based on the theory of the three major constructs and are of strong theoretical and practical nature. They hope to be able to give Front-line teaching staff to provide new teaching ideas. First, the construction process of primary school English knowledge