The relationship between the teacher`s teaching techniques and the spoken english language proficiency reached by the students who have finished Advanced English II at the Department of Foreign Languages at the University of El Salvador, 2015 - Ayala Cáceres, Mercedes Margarita (Tesis para optar al titulo de – (Licenciatura en Idioma Inglés Opción Enseñanza) – Universidad de El Salvador, San Salavdor, 2016)