Final answer:
The correct verb form to complete the sentence is 'terminé'.
Step-by-step explanation:
The verb form that correctly completes the sentence is terminé.
In Spanish, the verb terminar means 'to finish' or 'to end'. When conjugated in the first person singular form, it becomes terminé.
For example, 'Ayer yo finalmente terminé de leer mi libro' translates to 'Yesterday I finally finished reading my book'.
Learn more about Spanish verbs