Interchange Intro Student's Book with Online Self-Study

The world's favorite English course keeps getting better. The Interchange 5th edition Intro Level Student's Book includes updated readings, listenings, conversations, and snapshots. It has 16 units, 8 progress checks, and a grammar plus section to ensure that students receive all of the practice they need. Each book includes a single-use for online self-study material, giving students access to the videos and hundreds of automatically graded exercises anywhere anytime.