我国现行的初高中学制和考试体系使得初高中历史教学衔接成为一线教师，尤其是高中历史教师要突破的重要课题。历史人物史料属于历史教学不可或缺的因素，也是实现初高中历史教学衔接的重要线索。本文以“新中国初期的外交”这一主题在初高中教学中的应用为研究对象，探讨以“周恩来”这一人物史料为线索，构建初高中历史教学课堂衔接的应用问题，并总结解决该问题的一般方法，为一线教学提供经验和借鉴。

The current junior and senior high school system and examination system in our country make the link between junior and senior high school history teaching become an important topic for teachers, especially senior high school history teachers to break through. Historical figures are an indispensable factor in history teaching, and also an important clue to realize the link between junior high school history teaching and senior high school history teaching. This paper takes the application of the theme of "diplomacy in the early years of New China" in the teaching of junior and senior high schools as the research object, explores the application of "Zhou Enlai" as the clue to construct the classroom cohesion of junior and senior high school history teaching, and summarizes the general methods to solve this problem, so as to provide experience and reference for the first-line teaching.