Final answer:
The correct verb form to complete the sentence is 'pinté.'
Step-by-step explanation:
The correct verb form to complete the sentence is pinté.
'Pinté' is the first person singular form of the verb 'pintar' (to paint) in the preterite tense. In this sentence, the subject 'yo' indicates that the verb should be conjugated in the first person singular form.
An example sentence using 'pinté' is: 'Ayer pinté un cuadro' (Yesterday I painted a picture).
Learn more about Conjugation of Spanish verbs