Here's why:
* Stem Changes: Unlike regular verbs, the stem of "appeler" changes in some conjugations:
* Present Tense: "j'appelle", "tu appelles", "il/elle appelle", "nous appelons", "vous appelez", "ils/elles appellent"
* Past Participle: "appelé"
* Special Forms: Some forms of "appeler" don't follow the standard conjugation pattern:
* Imperative: "appelle" (singular), "appelez" (plural)
* Subjunctive: "appelle" (present), "aie appelé" (past)
Let me know if you'd like to explore the different conjugations of "appeler" in more detail!