Were you sleeping when I arrived? ¿ cuando he llegado?
I woke up and he was watching TV. Me desperté y él la televisión.
He was singing when I went to bed. El cuando me fui a la cama.
What were you doing yesterday morning? ¿Qué ayer por la mañana?
I was jumping. Yo .
Last month, where were you working? El pasado mes, ¿dónde ?
They were not working when I arrived. cuando llegué.
