He moved from the basics of plurals to the complexities of verb agreement ( l'accord du verbe ). He learned that French spelling is logical, provided you look at the grammatical structure of the sentence. The book acted like a patient tutor, guiding him step-by-step from intermediate confusion to advanced clarity.
Il est possible de trouver l'orthographe progressive du français niveau intermédiaire PDF en ligne. Voici quelques suggestions :
