“…Mastery of speaking in another language is a complex process: the speaker must learn a variety of skills including both linguistic and non-linguistic elements, and should be able to conduct a free-flowing conversation (Dincer, 2017;Richards, 2008;Shumin, 2002;Tarone, 2005;Zhang & Head, 2009). A number of factors affecting speakers' oral performance, including maturation constraints (i.e., age), aural medium factors (i.e., listening skills), sociocultural factors (i.e., cultural elements), and affective factors (i.e., L2 anxiety, L2 motivation, selfesteem, confidence) can be listed in addition to linguistic, sociolinguistic, and discourse competence (Kawai, 2008;Shumin, 2002).…”