1. Languages, College of Arts, Sciences & Information Technology, University of Khorfakkan, Khorfakkan, Sharja, United Arab Emirates
2. Department of English Language and Literature, Faculty of Al-Alsun (Languages), Kafr El-Sheikh University, Kafr El-Sheikh, Egypt
3. Languages, CLC, Arab Academy for Science, Technology Maritime Transportation, Cairo, Egypt
4. Linguistics, College of Liberal Arts, Korea University, Seoul, Republic of Korea