Have you finish ? Yes I have
Do you exercise ? No I don't
Does Paul lose his key ? Yes he does
Do you see Mary ? No I don't
Does Lilly forget her map ? Yes she do 

Enfin, je crois :)
Question : Have you finished ?
Réponse : Yes, I have finished.

Q : Did you do your exercise ?
R : No, I didn't do my exercise.

Q : Did Paul lose his key ?
R : Yes, Paul lost his key.

Q : Did you see Mary ?
R : No, I didn't see Mary.

Q : Did Lilly forget her map ?
R : Yes, Lilly forgot her map.