What is the question asking for ?
Tenía
llevaba
estábamos
son
hace
íbamos
están
visitamos
vi
aprendimos
Both are to talk about the past, preterite is for actions that have already ended and did not made any change on the story or have no connection with the present like yesterday was a bad day
the imperfect is for events that are expressed in the past but has no limits like Mondays are bad days :)
1. Los estudiantes son deportistas
2. Los helados son muy populares
3. Las bebidas son horribles
4. Los pasteles son malos para la salud
5. Las frutas don buenas para la salud
6. Los refrescos son sabrosos
Por in this sentence is the