“…Finally, SFL could enrich the description of teacher talk in both approaches in terms of providing a linguistic interpretation of scaffolding. Within the SFL framework, the scaffolded role of teacher talk has been closely examined in relation to its multistratal and multifunctional system: the intersection of form, meaning, and contexts around the three metafunctions, i.e., ideational (constructing experiences), interpersonal (enacting relationships), and textual (organizing flows of information) (e.g., Christie, 2002;Rose and Martin, 2012;Gebhard et al, 2014;Rose, 2014;Macnaught, 2015;Brisk, 2016;Hood, 2017;Xie, 2021). Macnaught (2015), in particular, puts a linguistic interpretation on van Lier (1996van Lier ( , 2007 three levels of scaffolding concerning the curriculum, lesson, and task goal in writing classrooms.…”