Complete covers everything! Complete is trusted by millions of candidates worldwide. This course allows you to maximise students' performance with the Complete approach to language development and exam training. The Teacher's Book contains detailed teacher's notes with advice on classroom procedure and extra teaching ideas, along with a full answer key and access to the downloadable class audio files. Complete is trusted by millions of candidates worldwide. This course allows you to maximise students' performance with the Complete approach to language development and exam training. The Teacher's Book contains detailed teacher's notes with advice on classroom procedure and extra teaching ideas, along with a full answer key and access to the downloadable class audio files.