The level 3 exercise book is designed to help students practise and reinforce the contents presented in the various sections of the level 3 student's book. It does so via the presentation of motivating activities that lend themselves to autonomous learning. There is an annex at the back of the book which includes the following sections: Gramática y comunicación (Grammar and communication). Tabla de verbos (Verb tables). Claves (Answers). Transcripciones (Audio transcripts). The downloadable audio content can be accessed for a period of 18 months by setting up an account on the ELEteca Frecuencias B1: Libro de ejercicios - Esteban Bayón, Carmen Cabeza, Carlos Oliva, Amelia Guerrero od authora Esteban Bayón, Carmen Cabeza, Carlos Oliva, Amelia Guerrero a nakladatelství za skvělé ceny na e-shopu Martinus. cz.