Based on the development of students' core literacy, this study explores reverse teaching design and applies the"seven dimensions" teaching strategy to establish a diverse, open, and three-dimensional"university subject","big reading", and"big classroom". This integrates the core literacy of primary school Chinese language subject with students' core literacy and individual cultivation, promotes the lifelong, comprehensive, and individual development of each student, and allows their lives to freely stretch and be colorful, ultimately achieving the goal of cultivating, developing, and cultivating people, that is, cultivating virtue and nurturing people.