In English learning, the relationship between teacher and students reflects the key of English teaching-learning process. In autonomous learning, teacher＇ S role and identity will result in changes of teaching methodology and ideology. In this article, the author analyzes the characteristic of teacher, pointing out that teacher＇ s authority will not change hut enhance; however, teacher will strengthen his authority by means of improvement of teaching methodology and instruction of learning strategies, which is meaningful to teacher＇ s awareness of self-identification, and finally helpful to autonomous leaning.