Respuesta :
Choose the correct verb to complete the sentence.
¿Qué hora ________ cuando ellos llegaron?
Answer : a) era
¿Qué hora era cuando ellos llegaron?
Explanation: the verb "llegaron" is conjugated in the past, so the time that is asked is also in the past and the verb "to be", must be conjugated in the past too. Era.
[tex]\textit{\textbf{Spymore}}[/tex]