Interchange Level 2 Class Audio CDs - 3 - Interchange Fourth Edition Author:Jack C. Richards Interchange Fourth Edition is a four-level series for adult and young-adult learners of English from the beginning to the high-intermediate level. Class Audio CDs, Level 2 include the Snapshots, Perspectives, Conversations, Grammar Focus frames, listening activities, Pronunciation practice, Word Power, and Readings sections of the Student's Boo... more »k, all recorded in natural conversational English.« less