近年来,随着高中英语新课程标准的实施和推广,不少英语语法课堂有了很大的改观。然而,仍然有很多教师只是一味地向学生灌输相关的语法点,而学生也只是被动地识记这些语法知识。长此以往,学生会逐渐失去对语法学习的兴趣。因此,一线的高中英语教师必须努力结合自己的教学实践,探讨既能激发学生的学习兴趣,又能有效提高课堂效率的语法教学方法。本文以人教版高中英语语法教学为例,探讨在实际的高中英语语法教学过程中,教师应如何有效地利用并实施外显互动 In recent years, with the implementation and popularization of the new high school English curriculum standard, many English grammar classrooms have made great changes. However, there are still many teachers who simply instill relevant grammar points into students, and students only passively recognize these grammatical knowledge. Over time, students gradually lose interest in grammar learning. Therefore, the first-line high school English teachers must make efforts to combine their teaching practice to explore the grammar teaching method that can not only stimulate students’ interest in learning, but also effectively improve the efficiency of the classroom. This article takes PEP teaching in high school as an example to explore how teachers should effectively use and implement explicit interaction in the actual teaching process of high school English grammar