The main purpose of this dissertation is to examine the (in)effectiveness of the Usage-based grammar approach through explicit instruction of adverbials in the US educational context. One area that can complicate the question of native speakers' grammar knowledge is their awareness of grammatical terms and their functions. Along with exploring…

This study is conducted to examine the effect of input enhancement as an implicit and consciousness-raising as an explicit method of instruction on improving grammatical and lexical collocation knowledge of Iranian EFL learners. To reach this aim, a sample of sixty participants at pre-intermediate level of English proficiency in Gorgan, Golestan,…