فهرس المقالات motivation and attitude towards learning English حرية الوصول المقاله صفحة الملخص نص كامل 1 - The effectiveness of Duolingo application training on motivation and attitude towards learning and anxiety in English Mohammadali Keshvari ali Khideh samira Asadi Maharloi 10.82197/bjiae.2025.1208195