Vous avez cherché: yes they were cleaning the car (Anglais - Espagnol)

cleaning the car
limpiar el coche

yes, they were.
si, lo fueron.

they were cleaning up while watching the news.
estaban limpiando mientras miraban el noticiero de la tarde.

cleaning the car is your next crucial step.
limpieza del coche es su próximo paso crucial.

they were
fueron

they were.
lo estaban.

they were:
estas eran:

(they were.
(y lo hacían.

yes, they were moving back in the other direction.
en el extremo de la izquierda, la defensa.

follow it up with cleaning the car’s windows.
efectuó un seguimiento a la limpieza del coche ventanas.

"yes, they were peculiar boots."
––sí, eran botas poco corrientes.

they were fulfilled
sentían que estaban realizados.

they were afraid.
los que lo habían visto les contaron lo ocurrido al endemoniado y lo de los puercos.

they were mistaken!
se han equivocado.

_____ they were saved.
______ ellos fueron salvos

they were discussing the cars they'd bought.
hablaban de los carros que se habían comprado.

and yes, they were yugoslavs, and they were bosnians.
y sí, eran yugoslavos, y eran bosnios.

deborah: well, yes, they were a little disturbing.
débora: muy bien, sí, estaban disturbando un poquito.

did they say anything...? yes. they said they were others.
¿dijeron...? sí. dijeron que eran otros.

elf. yes they were, that is to exercise patience, as they say.
elf. si lo fueran, que es el ejercicio de la paciencia, como se suele decir.