◎內含學生課本所需之完整聽力音檔
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 Book, all recorded in natural conversational English.