Tran DH, Huynh TTH. Building exercise questions to develop grade-3 students’ speaking in Cai Be district, Tien Giang province. Tạp chí Khoa học Đại học Đồng Tháp [Internet]. 2023 Oct. 5 [cited 2026 Oct. 13];12(03S):134-46. Available from: https://dthujs.vn/index.php/dthujs/article/view/1364