... model of the institution, the classroom and the teaching aids: 13 - The institution: • the philosophy of the school• other teachers’ attitudes• the extent of teacher’s responsibility• the ... in the language classroom. This may be a composite of the classroom itself, the lesson routines, the audio-visual aids, etc. The triangle of the teacher, the learner and the environment are the ultimate ... commonly. For a more detailed understanding of the roles of the teacher in language classroom, it isworth looking at the study of Tony Wright on The Roles of Teachers and Learners’ (1987). Inthe...