Abstract
This study is addressed to investigate the use of code switching by EFL teachers in classroom setting at Mts As-Suyuthy Ireng Gunungsari sub district, West Lombok Regency, West Nusa Tenggara Province. The research employs a descriptive qualitative method. The data were obtained by providing questionnaires and conducting direct interviews with subject teachers. Three English teachers are observed as samples of observation during the teaching and learning process, and forty three students of grade eight become the respondents of questionnaire. Based on the results of this study, it can be concluded that authentic assessment is needed in assessing language learning students and can find out the students' ability in learning languages, especially English.