if you don't study
Si no estudias, no vas a aprobar el examen.
If you don't study, you won't pass the exam.
Está claro que te van a suspender si no estudias más.
It’s clear that you’re going to fail if you don’t study more.
Si no estudias duro, continuarás teniendo bajas calificaciones.
If you don't study hard, you'll continue to get low grades.
Si no estudias y ganas, ¿cómo se casara ella?
If you don't study and earn money, how will she get married?
— 3 Idiots (2009)
Vas a fracasar si no estudias más.
You’re going to fail if you don’t study more.
Si no estudias vas a reprobar el examen.
If you don't study, you're going to fail the exam.