Abstract:
This study aimedat investigatingthe secondary school students' awareness of the linguistic cohesion in written texts. The researcher used descriptive analytical method quantitatively and qualitatively in its design. The researcher used teachers' questionnaire and a test to collect the data. The sample of the study consisted of (30)teachers and (30) students, at secondary schools in Umbada Locality.The data were analyzed by using the statistical package for social sciences program (SPSS). The analysis of the data showed that there was weakness in using some grammatical devices and in understanding their relevant meaning.At the end of the study the researcher presented some recommendations. These recommendations focused on paying more attention to the use of cohesive devices in designing syllabuses.Moreover, students at secondary level should receive more practice on the use of grammatical devices.