Tree or Three™ Second edition contains enjoyable pronunciation practice of English sounds, word stress and intonation for beginner-level students Now in full colour and with updated artwork, this revised edition of Tree or Three? retains its simplicity and straightforward syllabus.The maintained emphasis on minimal pairs, which made the original edition so popular, makes pronunciation practice light-hearted and accessible. * Full teaching rubrics allow the material to be used both for self-study and classroom use. * Each unit offers comprehensive practice of sounds, with additional work on stress and intonation. * The accompanying audio files, available on the Resources section of this page, give lots of listening and pronunciation practice.