With the emergence of learner-centered approaches to teaching, the importance of learnerautonomy becomes more and more evident. In addition, there are many of elements inEnglish teaching/learning environments that may affect the EFL language learner'sautonomous learning. Thus, this study was conducted, aiming to find out the extent towhich students think the autonomy of the learner is affected by the elements of bothteacher's teaching and learner's learning in the teaching of English to the high-schoolagedstudents. The data of the study were collected by questionnaires, after which thedata were analyzed quantitatively. The results showed that high school studentsexperienced an environment of English teaching/learning in the language centers, inwhich they have gained rather frequently their autonomous learning. Also the findingsrevealed that open discussion, classroom partnership and reflection of teaching/learningmethods ensure that the development of the learner's autonomy is supported inteaching/learning process sufficiently. Manuscript profile