Touchstone 4: Blended Premium. Student's Book, Online Course, Interactive Workbook

'Touchstone' is a ground-breaking new series that offers a fresh approach to teaching and learning North American English. It draws on the Cambridge International Corpus, a large database of conversations and written texts, to build a syllabus based on how people actually use English. The series introduces unique conversation management strategies, places special emphasis on teaching vocabulary and vocabulary-learning strategies, and offers exciting ideas for personalized, learner-centered.