Communicative Language Teaching And The System Of Exercises. Journal of Pharmaceutical Negative Results, [S. l.], p. 1017–1022, 2023. DOI: 10.47750/pnr.2023.14.S02.122. Disponível em: https://pnrjournal.com/index.php/home/article/view/6899.. Acesso em: 7 jun. 2026.