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Wea Y, Lumban Raja V, Sembiring N. IMPROVING THE EIGHT GRADE STUDENTSâ€™ COMPETENCE IN USING QUESTION TAGS THROUGH DISCUSSION METHOD AT SMP DELI MURNI MEDAN. KAIROS [Internet]. 2020Jul.27 [cited 2025Dec.7];3(2):122-45. Available from: https://ejournal.ust.ac.id/index.php/KAIROS/article/view/834