Final answer:
The correct verb to fill in the blank is 'practicamos'
Step-by-step explanation:
The correct verb to fill in the blank in the sentence 'Julio y yo fútbol después de la escuela' is practicamos. This is because 'Julio y yo' is the subject, which corresponds to the first person plural form of the verb 'practicar', which is 'practicamos'.
Learn more about verb conjugation in Spanish