бібліотека електронних та каталог паперових книг

От издателя:Interchange Fourth Edition is a four-level series for adult and young-adult learners of English from the beginning to the high-intermediate level. The Interchange Fourth Edition interleaved, spiral-bound Teacher's Edition with Assessment Audio CD/CD-ROM, Intro features complete teaching instructions, optional activities, audio scripts, language summaries, and Student's Book, Intro and Workbook, Intro answer keys.