Final answer:
The correct verb to complete the sentence is 'hago'.
Step-by-step explanation:
The correct verb to complete the sentence is hago.
The sentence in English is 'I do homework in the library.' The subject 'Yo' (I) is followed by the verb 'hago' (do).
Other verbs given in the options are incorrect because they do not match the subject 'Yo' or the context of the sentence.
Learn more about Verb conjugation in Spanish