Complète avec l'auxiliaire manquant, à la forme convient. a. "Are you interested in history?" "No, we b. "Can I help you?" "No, you..." C. "Have they got a big collection?" "Yes, they d. "Are you late?" "Yes, I...." e. "Do you want a few sweets?" "Yes, I. f. ” "Has Rebecca got a cat?" "No, she..." ,