Final answer:
The appropriate verb to fill in the blank is 'visitó' in the sentence 'Nora visitó a sus tíos la semana pasada.'
Step-by-step explanation:
The appropriate verb to fill in the blank in the sentence is visitó.
The sentence should read, 'Nora visitó a sus tíos la semana pasada.'
This verb is in the preterite tense and is used to convey an action that happened in the past and has been completed.
Learn more about Verb conjugation in Spanish