Abstract
Under the key competence, high school English teachers shall strengthen the use of mind mappings when developing reading and teaching activities, thus making English reading, and teaching more intuitive and logical. In this way, high school students can be more interested in English, and more active and autonomous in improving their English reading ability. This article explores and analyzes the problems existing in high school English reading teaching at current stage, and puts forward an effective strategy for using mind mappings to develop high school English reading and teaching under the key competence, with the hope of facilitating the development of English reading and teaching in high school.