فهرس المقالات Cognitive Complexity حرية الوصول المقاله صفحة الملخص نص كامل 1 - Impact of Cognitive Complexity of Tasks on EFL Learners' Individual and Collaborative Written Performance Afsane Motallebi Moghaddam Faramarz Azizmalayeri Abbas Bayat 10.30495/ttlt.2022.696828