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..." ,​