It's crucial to distinguish "Interactions 2" from other similar-sounding ESL series. One common point of confusion is with the series by Compass Publishing. While both are communication-focused, they are entirely different products from different publishers. "Interact" is a newer series designed for a similar audience but is not the same as the classic "Interactions" by McGraw-Hill.
: The full answer key for all student activities, including chapter tests and placement tests, is found in the Interactions 2 Listening and Speaking Teacher's Resource Online Academic Platforms : Several study sites host specific unit keys. For example, interaction 2 listening and speaking answer key
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