Despite previous research suggesting that first language (L1) use fulfills important functions in collaborative writing (CW) tasks, research has yet to examine whether L1 or second language (L2) use may lead to variation in the lexico-grammatical aspects of learners' collaborative texts and the pair talk. Using a corpus-based approach, this study…

Despite the preponderance of theoretical and empirical evidence that suggests the use of pair/group work to promote second language learning, it is still unclear who can best form high performance groups. Should students be allowed to choose their working partners, or should teachers themselves assign students to pairs? This study set out to…