What time did you fall asleep last night?

What time did you fall asleep last night? - I didn't sleep. I had insomnia.
¿A qué hora te dormiste anoche? - No dormí. Tenía insomnio.
What time did you fall asleep last night? - As soon as I went to bed! At 10 o'clock.
¿A qué hora te dormiste anoche? - ¡En cuanto me acosté! A las diez.
Palabra del día
el hombre lobo