If the starting tense is future and in the ellos form and its a regular verb the answer would be comprarían.
Answer:
Aberlardo tiene mucho sed; acaba de correr tres millas.
Answer:
Ellos van a ir a correr el lunes por la mañana.
Explanation:
They are going to go run Monday morning.
run is a verb right?
Answer:
Simply look up how the word estar is conjugated and you will be able to fill in everything.
Explanation:
Ustedes estan en la sala de clases