Bonsoir , voici les réponses de ton exercice:
1. des vérités générales
2. la base verbale , on ajoute un “s”
3. verbe à l’infinitif + s/ies/es
4. affirmative: I fight / you fight / she/he fights / we fight / they fight.
negative : I don’t fight / you don’t fight / she/he doesn’t fight / we don’t fight / they don’t fight.
interrogative : Do I fight ? / Do you fight? / Does she/he fight? / Do we fight ?/ Do they fight?