22. Thomas, J. (1983). Cross-cultural pragmatic Hymes model Journal of Education ‘speaking failure. Applied Linguistics, 4, 91-109.-22. and Practice ISSN 2222-1735 (Paper) ISSN 23 - Tag Eldien, (2008) "Cross cultural pragmatics: a (Online) Vol 2, No 6, 2011. study of Sudanese university students English 25- Zhao,Yiyu & Throssell, Paul (2011) Speech Act request ".unpublished PhD thesis.University Of Theory and Its Application to EFL Teaching in Juba P.34. China. The International Journal –Sudan. –Language 24- Ray, A study on Ethnography of Sciences and culture. URL: communication: A discourse analysis with www.educ.utas.edu.au/users/tle/JOURNAL. 6/10/2014
22. Thomas, J. (1983). Cross-cultural pragmatic failure. Applied Linguistics, 4, 91-109.-22. 23 - Tag Eldien, (2008) "Cross cultural pragmatics: a study of Sudanese university students English request ".unpublished PhD thesis.University Of Juba –Sudan. P.34. 24- Ray, A study on Ethnography of communication: A discourse analysis with Hymes ‘speaking model Journal of Education and Practice ISSN 2222-1735 (Paper) ISSN (Online) Vol 2, No 6, 2011. 25- Zhao,Yiyu & Throssell, Paul (2011) Speech Act Theory and Its Application to EFL Teaching in China. The International Journal –Language Sciences and culture. URL: www.educ.utas.edu.au/users/tle/JOURNAL. 6/10/2014