Everything you expect from a world-class course...and more! From beginner to advanced level, this complete series gives students an all-round practical knowledge of grammar, skills, vocabulary and real-life functional language. Each level is 90-120 hours. New editions of the Elementary, Pre-intermediate, Intermediate, and Upper Intermediate levels are now available. The original editions of these levels will remain available. The new editions are completely compatible with Starter and Advanced levels.