This paper discusses the functional principle of the theory in detail based on the theory of diversified intelligence and constructs a teaching platform of diversified intelligence. Then, this platform is applied to teaching in different cities, and the application of modern and contemporary literature teaching platforms in different cities is compared. According to the application indicators of each inter city teaching platform, the measures to improve the application rate of this teaching platform are put forward. In short, based on the theory of multiple intelligences, this paper provides some experimental and theoretical support for the development and progress of modern and contemporary Chinese literature.