The workings of the relative adverb dont.
The contexts and uses of the definite demonstrative pronoun in French (celui, celle, ceux, celles); what the DDP must be followed by.
All the relative pronouns forms in French (qui, que, lequel, dont, où, ce qui, ce que, ce dont…) are presented, illustrated, queried, and explained.
The English word (really, words) "What" and the French words corresponding to it: pronouns que, qu'est-ce qui, qu'est-ce que, and quoi; the interrogative adjective quel(e)(s); the indefinite relative pronoun ce qui, ce que.
Some unusual uses of the pronominal adverb (or adverbial pronoun) en: when en is used to replace the possessive adjective son/sa/ses, and in certain idiomatic expressions in which en does not have a specific antecedent.