If you need a grammar reference and practice book and you also want to improve your business English, then BUSINESS GRAMMAR BUILDER is for you. Based on the real language of 21st century business, BUSINESS GRAMMAR BUILDER helps you enrich your business vocabulary while methodically practising and improving your grammar. This revised and updated edition of BUSINESS GRAMMAR BUILDER contains: - 50 grammar units which cover the most important structures and functions of business English. - An Audio CD to help you develop your language recognition and pronunciation skills. - 16 tests for you to check your progress. - A complete Answer key for all exercises and tests. - A guide to key grammar terms and a full, searchable grammar index.