Answer:
Mélanie a beaucoup de rides goes to the fourth image down (the wrinkled lady), Quentin est très musclé goes to the fifth image down (the muscular man), Marc a un afro goes to the first image (the boy with an afro), Jérôme est très poilu goes to the third image down (the caveman), Sophie a toujours une (the rest is cut off) goes to the second image down (the smiling girl).
Explanation:
I speak French so I could easily put them to the correct images. I even double checked I was correct by using a translator in addition.
