Practice.
Answer first, then read the explanation. Don't skip it — that's the whole point.
Cuando yo era niño, siempre _____ jugando en la calle con mis vecinos. (estar)
When I was a kid, I was always playing in the street with my neighbors.
¿Tú dónde _____ mientras nosotros limpiábamos toda la casa? (estar)
Where were you while we were cleaning the whole house?
Mi abuelo siempre _____ de buen humor por las mañanas. (estar)
My grandfather was always in a good mood in the mornings.
Nosotros _____ cenando cuando de repente se fue la luz. (estar)
We were having dinner when suddenly the power went out.
Antes, mis tíos _____ todos los domingos en casa de la abuela. (estar)
Before, my aunt and uncle were at grandma's house every Sunday.
Yo _____ dormida cuando sonó el teléfono a medianoche. (estar)
I was asleep when the phone rang at midnight.
La casa de mis abuelos _____ cerca de un río precioso. (estar)
My grandparents' house was near a beautiful river.
Cuando te llamé, tú _____ todavía en la oficina. (estar)
When I called you, you were still at the office.
Los estudiantes _____ aburridos porque la clase era muy larga. (estar)
The students were bored because the class was very long.
En esa época, Laura y yo _____ enojadas por una tontería. (estar)
Back then, Laura and I were angry over something silly.
De pequeños, vosotros siempre _____ peleando por los juguetes. (estar)
As little kids, you all were always fighting over the toys.
El cielo _____ gris y parecía que iba a llover. (estar)
The sky was gray and it looked like it was going to rain.
Mientras yo _____ en la ducha, alguien tocó la puerta. (estar)
While I was in the shower, someone knocked on the door.
Mis papás _____ preocupados porque yo no contestaba el celular. (estar)
My parents were worried because I wasn't answering my phone.
Not just a green check. A short paragraph telling you why.
No streaks, no points, no leaderboards. Just questions.
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