Pham THQ. ENHANCING STUDENTS’ ENGLISH ORAL COMMUNICATION SKILLS THROUGH ROLE-PLAY ACTIVITIES: A CASE STUDY AT HANOI UNIVERSITY OF NATURAL RESOURCES AND ENVIRONMENT. J. Knowl. Learn. Sci. Technol. [Internet]. 2025 Oct. 14 [cited 2025 Oct. 19];4(3):119-27. Available from: https://jklst.org/index.php/home/article/view/348