Final answer:
The appropriate verb to fill in the blank is 'bebemos', which means 'we drink' in Spanish.
Step-by-step explanation:
In the given sentence, the verb that should be used is bebemos, which means 'we drink' in Spanish. This is because the subject 'tú y yo' refers to 'you and I' in English, which is a plural subject. Therefore, we need to use the plural form of the verb. The correct conjugation for the verb 'beber' (to drink) in the present tense for 'tú y yo' is 'bebemos'.
Learn more about Verb conjugation in Spanish