Touchstone, together with Viewpoint, is a six-level English program based on research from the Cambridge English Corpus. Touchstone presents natural language in authentic contexts, and explicitly develops conversation strategies so learners speak with fluency and confidence. Touchstone is a comprehensive program with proven results. With an abundance of print and digital options, you can choose the best way to deliver blended learning. Includes Online Workbook. Издание исправленное и дополненное.