Abstract:
This study aims at investigating the difficulties of using English prepositions faced by EFL students, after highlights such difficulties, it finds possible solutions to those difficulties. The researcher adopted the descriptive analytical methods. the data were obtained by using two instruments: The questionnaire for 20 teachers of English language in some Sudanese universities and colleges in Khartoum State, and the test was given to 50 students of English language 2nd year at Al-Neelain University, Faculty of Arts. The data were computed and statistically analyzed by using the (SPSS) Statistical Package of Social Science program. The findings revealed that the main problems of prepositions faced by EFL students in using English prepositions are problems of mother tongue interference, lack of practice, etc. in addition, the results have shown that the way of how to overcome these difficulties. The researcher recommended that teachers have to give clear explanation about English prepositions while teaching English lessons, in addition to clarifying the effect of mother tongue on prepositions. The study is ended with suggestions for further studies.