Studies analysing the metatalk generated in collaborative writing (CW) tasks have primarily targeted secondary or adult students who wrote either in L1 or L2, and have seldom examined the process of their writing in two languages. Furthermore, these analyses have mostly focused on accuracy discussions and have ignored discussions aimed at making…

Collaborative writing tasks have been claimed to offer language learning opportunities because they implicitly draw learners' attention to form. Nevertheless, their efficacy has been claimed to be moderated by proficiency, as low proficiency learners tend to override form over meaning. These claims, however, are mostly based on adult learners and…