... plays an important part in the process of language teaching and learning. It makes the teaching materials more relevant to the needs of students and to the objectives of the course, and therefore, ... the material, the teaching context and the learners. Their opinion and their evaluation, therefore, are critical to the improvement of the material in particular and of teaching and learning ... into them. In the quantitative way, we can add the technique of extending but the model remains unchanged. The qualitative way, which can be termed as expanding refers to the development of the...