Answer:
- Vamos a.
- Va de.
- Van a.
Step-by-step explanation:
As you can see, number 1 refers to Miguel and the person asking which means it's the pronoun "we" in English and suffix -os in the verb for referrng to us in Spanish and the preposition "to" which indicates direction to somewhere. Number 2 is talking about Cristina "she" and the preposition "de" meaning "of". And number 3 refers to Ramiro and Paz which is "They" and the preposition to indicating direction (school).