According to Willis (1996) ,the first change on the learning and teaching activity was proposed by N. Prabhu in his Communicative Teaching Project in Bangalore which was including both primary and secondary schools in 1987.
From that time , the technique of using tasks for teaching became popular on the second language acquisition (SLA) .Based on an article of Richards & Rodgers (1986:224) ,”it first appeared in the vocational training practice of the 50’s .Task focused here first derived from training design concepts of the military regarding new military technologies and occurational specialties of the period . Task analysis initially focused on solo psyhometer tasks for which little communication or collaboration was involved .” But no matter about what is said about it , it is completely understandable that Task-Based Learning gained a huge piece in the field of methodology and it has been developed step by step through the years . Additionally , Willis (1996) said that Task-Based Learning does not only work in multi-lingual teaching environments but also in the mono-lingual classes where teacher and students are working together .
But what is Task-Based Learning ?
First of all ,we should better define the term “task” .According to Prabhu (1987) . “A task is an activity which requires learners to arrive at an outcome from