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This Level 3B Student's Book with eBook includes access to an eBook w/ audio. It has Units 9-16, progress checks, and a Grammar Plus section to ensure students receive all the practice they need. Interchange Level 3B Student's Book with eBook.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.