This is an irregular verb. It is a model verb.
PresentPresente
Yo quiero un café con leche, por favor.
I want a coffee with milk, please.
ImperfectPretérito imperfecto
De pequeña, Sara quería ser astronauta.
As a little girl, Sara wanted to be an astronaut.
FutureFuturo
Después de la caminata, querrás beber agua fría.
After the hike, you will want to drink cold water.
Imperfect SubjunctiveImperfecto de subjuntivo
Si quisieras, podríamos cenar juntos el viernes.
If you wanted, we could have dinner together on Friday.