Requires a companion CD or audio file; tests comprehension of dialogue.

You will find many forum posts from 2011 saying: "Here’s the link to Pearson’s 2007 tests: http://www.pearsonlongman.com/ae/downloads/Tests_Inter.pdf"

The phrase alone is too generic. Look for:

Below is a practical guide to interpreting that copyright line and finding the correct "link" (whether physical, digital, or reference-based).