Chen, Li-Chin, and Chia-Yen Lin. “Does ‘okay’ Mean Different Things in Lectures Delivered by Teachers Using English As an Academic Lingua Franca and Those Using English As an L1?”. The Asian Journal of Applied Linguistics 7, no. 2 (December 31, 2021): 145–158. Accessed April 20, 2024. https://caes.hku.hk/ajal/index.php/ajal/article/view/723.