如何有效地对学生进行语言输入,一直是中学英语教师积极探讨的问题。并不是所有的语言输入都能促使“语言习得”发生,语言知识只有被学习者消化、吸收才能进入大脑长期记忆,才能起到催化语言习得的作用,高效的语言不仅要依靠先进的教材和设备,更要依靠教师正确的指导,依靠教师捕捉语言输入的机会。教师捕捉语言输入机会时,需要特别注意教学活动的多样性和丰富性,即本文要谈到的“变异思维”应贯穿于整个英语教学活动。笔者试图通过本文对英语教学中的“变异”谈谈自己的认识和做法: How to effectively carry out the language input for students has always been a problem actively discussed by middle school English teachers. Not all language input can cause “language acquisition” to happen. Only when language knowledge is digested by learners and absorbs can enter long-term memory of the brain can it play the role of catalytic language acquisition. Effective language not only depends on advanced Of teaching materials and equipment, but also rely on the correct guidance of teachers, relying on teachers to capture the opportunities for language input. Teachers should pay special attention to the variety and richness of teaching activities when capturing the opportunities of language input. That is to say, “variation thinking” should be covered in the entire English teaching activities. The author attempts to talk about my understanding and practice of “variation” in English teaching through this article: