Final answer:
The correct verb form to complete the sentence is 'veía.'
Explanation:
Yo veía a ellos con frecuencia.
When choosing between 'vi' and 'veía' for this sentence, the correct verb form to complete the statement is 'veía.' 'Veía' is the imperfect past tense form of the verb 'ver' (to see) in Spanish, which is used to express habitual actions or events in the past.
Learn more about Verb Forms in Spanish here:
https://brainly.com/question/42311791
