interactions on improving their TL abilities (eg, Halliday, 1975, 1985; Ochs & Schieffelin,
1982). With increasing recognition of this effect, many language instructors started adopting
the educational approach called Communicative Language Teaching (CLT) in their classes
and encouraging students to have as many TL interactions as possible through
communicative activities such as group conversations, role play and games. It was expected …