Student¿s Book Each unit provides an engaging topic and a clear balance of communication and language focus in context. Special optional sections focus on specific needs identified by hundreds of teachers and guarantee full flexibility tailored to your classroom needs. Constant re-entry and revision opportunities, clear Common European Framework (CEF) objectives, and plenty of Self-Evaluation sections are also integral parts of this “accordion,” which expands and contracts based on your needs – not the other way around! Reference Guide (with Answer Key) The Reference Guide provides students with a wealth of detailed consultation material and practice opportunities: • Grammar Reference • Vocabulary Reference • Pronunciation Practice • Writing Guide Audio Book A full-colour audio book related in level and theme to each level of Platform, with non-fictional texts and activities.