This book helps the student practice the Language subject. It follows the sections of the school book, providing theory as well as exercises necessary for the consolidation of linguistic phenomena. Thus, the student finds in one book everything he needs to prepare properly for the daily lesson as well as for his revision in Language.

Specifically, each section includes:
- Theory (with observations, examples, declension tables) and exercises of various types (multiple choice, fill in the blank, true-false, etc.) for grammar and syntax phenomena
- Theory (with analysis and examples) and exercises for spelling and vocabulary
- Theory for different types of written discourse, fully developed topics and suggested topics for development accompanied by instructions in the form of subheadings

At the end of the book, the answers to all the exercises are provided and the suggested topics for speech production are developed.