Bùi Thị Hòa Oanh BTHO, Võ Thu Uyên VTU. AN INVESTIGATION INTO THE CHALLENGES IN LEARNING B1 CAMBRIDGE SPEAKING SKILLS AMONG NON-ENGLISH MAJORED JUNIORS AT DONG A UNIVERSITY AND SUGGESTED SOLUTIONS. daujs [Internet]. 13 Tháng Chín 2025 [cited 14 Tháng Chín 2025];. Available at: https://js.donga.edu.vn/index.php/daujs/article/view/504