Series features: 4 volumes, one for each level, with a wide range of interactive exercises to practise the 4 skills (Compréhension de loral, Compréhension des écrits, Production écrite e Production orale) Civilisation sections based on the 4 language skills 3 complete Practice Tests. CD AUDIO/ROM and CD Mp3/ROM The CD AUDIO/ROMs (A1-A2) and the CD Mp3/ROMs (B1-B2) contain: all the recordings for the listening activities in the book (Mp3 files for B1 and B2) computer-based Practice Tests an additional interactive Practice Test Online audio files also in Mp3 format downloadable from our website. ...and also for the TEACHER 4 online teachers books, one for each level, with the solutions to the activities and teaching notes.