respondíais
-you were answering
Imperfecto para el sujeto vosotros del verbo responder.

responder

He intentado llamar, pero no respondíais.
I've been trying to call, but there's been no answer.
Pero luego cuando no respondíais a mis llamadas, supe que algo estaba pasando, así que hice que su novio rastreara el móvil de Nolan.
But then when you guys didn't answer my calls, I knew something was up, so I had her boyfriend track Nolan's phone.
Principal – recordar, respondíais a que pregunta, y bien, y, respectivamente, saber la respuesta a él.
The main thing–to remember, what question you answered, well and, respectively, to know the answer to it.
Palabra del día
la leña