El libro se dedica a analizar el aprendizaje de la lengua extranjera en el contexto del aula con el objetivo de explorar cómo se crean las oportunidades de aprendizaje y cómo reaccionan los alumnos. Temas como el multilingüismo, las nuevas tecnologías... se recogen en esta obra que interesará tanto a estudiantes que trabajan en la lingüística aplicada y la instrucción lingüística, como a profesores de lenguas extranjeras y a formadores en estas materias.The book is devoted to analyse how a foreign language is learned in a formal context, with the aim to explore how opportunities emerge and how students react. Themes, such as multilingualism or new technologies, are of great interest not only to students working on applied linguistics and on teaching linguistics, but also to teachers.The book is devoted to analyse how a foreign language is learned in a formal context, with the aim to explore how opportunities emerge and how students react. Themes, such as multilingualism or new technologies, are of great interest not only to students working on applied linguistics and on teaching linguistics, but also to teachers.