This is how your sentences will look: (Given that they are in present tense)
Usted quiere un gato.
Mis hermanas visitan a mis padres.
Loop, brand, trait, roll, tino, friendship, proud, around, adept, behavior, leather, jargon, nonsense, sounding, tight, stage, suddenly, really, apparently, facade, funny
Answer: se sintió, entrenó, fueron, aprenda, perdimos, preparen, lleve, decida, fuman, se enfermaron, disfrute, cumpla
Explanation:
El muchacho cumple quince años.