The comprehensive Teacher s Book contains detailed notes and extra materials - everything teachers need to make the most of the course. bull Teacher rsquo s notes for every unit with warmers fillers alternative suggestions culture notes and answer keys. bull Teaching tips on useful areas such as grammar lexis pronunciation using video etc. bull Photocopiable grammar vocabulary and functional language worksheets for every unit. bull Class audio and video scripts. bull Unit and achievement tests. bull Mid and end of course tests. bull Test audio audio scripts and answer keys.