Hidayati H, Yunus H I, Nurhaera N. Teaching present progressive tense to the second year students’ of junior high school through substitution drill at SMP 6 tolitoli. JME [Internet]. 30 Desember 2023 [dikutip 16 November 2025];9(2):38-43. Tersedia pada: https://ojs.umada.ac.id/index.php/jme/article/view/568