Abstract:
I thank Allah who blessed me to accomplish this thesis. I would like to express my profound gratitude to my supervisor Dr. Mahmoud Ali Ahmed who willingly agreed to be my supervisor without hesitation. I warmly thank him for his precious and valuable advice, ideas and instructions throughout my research writing process. I would also like to acknowledge the administration of Sudan University of Science and Technology for offering me the chance to carry out my present study. I would also like to thank the University of Dalanj administration represented in the body of the Secretary of Academic Affairs for giving me the opportunity to upgrade and qualify myself academically. My great thanks are due to my colleagues Dr. Abulgasim Silwar the head of Business Administration, Faculty of Community Development, University of Dalanj and Dr. Azain Muas Azain the head of Department of English Language, Faculty of Education, Kordofan University for distributing the copies of my questionnaire. I would also like to send my thanks to my colleagues Dr. Salih Musa Suleiman and Adam Torsheen Firin for their great help. I would like to send appreciation to the English-major students of batch 2012 of both Teachers' College and Faculty of Education at University of Dalanj for their cooperation in participating in the test. I am also very grateful to Amona Geidoom Musa and her son Abdulmoheimin Gamar Anour for their great help in inverting the tables to graphs. Finally, I am grateful for the support of everybody who helped in the study.
