This workbook (with answer key) provides a language-focused supplement to the student's book. Each four-page unit is split into grammar and a vocabulary section. It follows the topics and language syllabus of the student's book, providing essential revision and an extension of the material. After every four units there is a language review consisting of 50 grammar questions and 50 multiple-choice vocabulary questions based on the previous 4 units. The writing section provides guidance on writing emails, formal letters and faxes. An answer key is provided at the back of the book.