Answer:
Does your head hurt? dueles
Paul's stomach hurts: duele
Our arms hurt: dolemos
Raul and Delia's legs hurt: duelen
Samantha's foot hurts: duele
My hand hurts: duelo (yo form conjugation) or me duele.
Your (vosotros) knees hurt: doléis
Good luck and make sure to memorize the conjugations for the different verbs ending in -ar, -er, and -ir!