*New Proficiency Passkey - It provides fully revised and updated material and
exercises to develop the advanced language skills and competence required to
pass the revised Proficiency examination.ssic stories at the upper
*Accompanied by factual text as well as exploitation materials to be used at
home or in the classroom.
*Includes a glossary at the end of every book.como lengua
extranjera (D.E.L.E., escuelas oficiales de idiomas o cualquier universidad).