%0 Journal Article %T Studying Tense in Classroom Discourse on the Base of Hallidayian Systemic Functional Grammar (SFG) %A Kamal Shayegh %A Nasser Hassanzadeh %A Frideh Hoseini %J Journal of Academic and Applied Studies %D 2011 %I International Association for Academians %K Studying Tense in Classroom %K Discourse %K on the %K Base of Hallidayian %K Systemic %K Functional %K Grammar %U http://academians.org/images/Articles/paper3september.pdf