This text investigates the structural and idiomatic complexities required to achieve advanced proficiency in the French language. The authors, F. Wetherill and J. C. Whitehouse, utilize a pedagogical framework designed for learners who have already mastered basic grammar and vocabulary. The book focuses on bridging the gap between intermediate fluency and the nuanced, sophisticated usage characteristic of native speakers through structured exercises and contextual analysis.

Readers frequently note the academic density of the prose, which is tailored for serious students of the language. Experts highlight this as a foundational text for those transitioning from intermediate study to high-level fluency.