A content analysis of the New Iranian English Book's authenticity(Prpspect 1 for first grade of Iranian Junior secondary school)

Authenticity is one of the most controversial concepts in teaching/learning material analysis. This paper aims at discussing about this dimension of analysis toward language text-books. In fact the Iranian new published English book(called prospect1) for first grade of junior secondary school in EFL classrooms is under concentration here. Besides this article will concentrate on different aspects of authenticity (social and linguistic categories) in analyzing different parts of this new English book. Based on the results of this research, it can be concluded that the proportion of different aspects of authenticity in this book is not distributed properly. In fact there is just unremarkable proportion to target culture and informal linguistic elements and remarkable proportion to intercultural category of authenticity.