Final answer:
The imperfect tense is generally used for description in Spanish.
Step-by-step explanation:
The Spanish past tense that is generally used for description is el imperfecto.
The imperfect tense is used to describe ongoing or continuous actions in the past, as well as background information, past habits, and physical and emotional states. It is often used to set the scene or provide context in a narrative.
For example, in Spanish you would use the imperfect tense to say 'Eran las tres de la tarde' (It was three o'clock in the afternoon) or 'Estaba lloviendo' (It was raining).
Learn more about Spanish past tenses