Abstract
This paper looks briefly at the advantages of implementing the Communicative Language Teaching (CLT) in the traditional grammar lessons, and the way it makes the students learn a second language in an interactive and creative classroom environment. Also, it discusses current teaching strategies and the methodological transformation of grammar in the language courses. Data was collected through a mixed investigation, which includes information extracted from a student’s survey and some other digital resources, and that was synthesized and analyzed by the researchers with the main objective of, with the results, helping English teachers at Universidad Nacional to improve their grammar lessons through the use of the Communicative Language Teaching (CLT) approach.