此書為Side by Side Extra 1: Book and eText (International Ed./3Ed.)的練習本，附兩片CDSide by Side has helped over 30 million students worldwide succeed as English language learners. Now, Side by Side Extra provides enhanced instruction and includes a digital eText that promotes students' independent practice and mastery learning.‧A dynamic conversational approach creates lvely and effective language learning - the hallmark of the Side by Side classroom.‧The digital eText offers instant-access point-of-use audio and serves as the student's virtual speaking companion for independent conversation practice.‧The eText FunZone with games, videos, animations, and music provides entertaining practice that reinforces each unit's objectives.‧Built-in assessment includes unit check-up tests along with "Can-Do" review activities enabling students to assess their progress.‧Gazette magazing sections provide high-interest enrichment material for use in class or at home.‧Expanded Activity Workbooks provide all-s
