This Teacher's Book accompanies the Open World Student's Book, and includes clear instructions and guidance on how to get the best out of the course. The Cambridge One Digital Pack includes access to Class Audio, answer keys and scripts, videos and animations. There are also comprehensive Photocopiable Resources with accompanying audio and a Speaking test video. Additionally, the teacher gains access to student Test & Train Exam Practice and Practice Test, Student's eBook and Practice Extra grammar andvocabulary activities.