These are exercise books designed to prepare students for the exam, specifically the lowest two levels of the Common European Framework (A1 and A2).
Unlike academic textbooks, these levels focus on real-life tasks: filling out a hotel form, reading a train timetable, ordering food, or writing a short postcard. This is very practical for beginners. Quaderni Cils Livello A1 A2 Pdf
If you download a free PDF from the internet (without the official CD or digital access code), you will have no listening exercises. Since the CILS exam is 20% listening, this makes the PDF incomplete. You must hunt for the audio files separately. These are exercise books designed to prepare students