Instead of a traditional plot, the "story" is the progression of these students' lives as they master more complex language skills:

The textbook uses an interactive approach to cover various linguistic and cultural aspects:

Most students look for solutions because of the complex grammar drills. Below is a breakdown of how to solve the toughest grammar topics in Volume 4. 1. Direct and Indirect Object Pronouns ( CODcap C cap O cap D COIcap C cap O cap I