Abstract:
This study aims at investigating the difficulties facing EFL learners in using cohesive devices in writing essay. To achieve this purpose, the researcher adopted descriptive analytical method by using a written essay as a test. The sample of the study consisted of 60 students drawn from College of Languages, department of English Language second year students at SUST. The collected data were analyzed by using the statistical program (SPSS). The analysis of the data showed that there was weakness in using some cohesive devices in written essays, the students were unfamiliar with the types of cohesive devices, for instance ellipsis and substitution, and also misuse of cohesive devices affect the coherence of written text. The researcher recommended that teachers should help the students in using cohesive devices in writing.
