Diphthong Pronunciation Errors among Final-Year Congolese EFL Learners: A Comparative Study of Public and Private Secondary Schools in Boma, DRC
Pronunciation, and diphthongs in particular, remains a persistent obstacle to oral proficiency for English as a Foreign Language (EFL) learners whose first languages lack equivalent vowel glides, yet Congolese EFL contexts remain largely absent from the empirical literature on this problem. This study investigated Engl...