This book presents and practises over 1000 of the most useful and frequent idioms in typical contexts. This is a collection of over 95,000 exam scripts by students from over 190 countries taking advanced-level exams including CAE, Proficiency and IELTS (level 6 +). First published 2010, C1- C2 levels. Key Features: Self-study reference and practice text for advanced learners, which can also be used for classroom work and exam preparation. Presents and explains over 1000 idioms in typical contexts using tables, charts, short texts and dialogues on left-hand pages. These are practised through a variety of exercises on right-hand pages. Includes error warnings, learning tips and follow-up tasks to encourage learner autonomy and provide strategy training. Includes a comprehensive answer key and index.