One of the objectives of this work is to present the necessary information to those who are interested in the application of the lexical approach to language teaching in our context (plurilingual, multicultural with specific varieties in each region) so that it can be a first step in looking for new methodologies to teaching foreign languages. To that end this work has been developed in three chapters each one contanining an aspect of the topic. Chapter I gives you a historical overview of the most important aspects of the development of the approaches of English language teaching thorughout history. Chapter II contains a vast information about the lexical approach and Chapter III presents some hints to apply the lexical apoproach in the language classroom. A lesson plan referred to the model class has been included in this part. Also, conclusions, suggestions and the critical appraisal are included in the monograph.