: This lesson often highlights Passive Voice or complex sentence structures, helping students move beyond simple "Subject-Verb-Object" patterns.

. This lesson is a cornerstone for pre-intermediate learners, focusing on the use of passive voice

With audio, you hear:

The audio track for Lesson 21 provides distinct challenges for the intermediate learner:

Key structures identified in the audio include:

If you want the exact transcript for a specific edition, tell me the publisher and year and I’ll provide a precise match.