you have to work
You have to work very hard.
Tienes que trabajar cinco días a la semana.
You have to work five days a week.
Tienes que trabajar para mantenerlo.
You have to work to maintain it.
Tienes que trabajar mañana, así que será mejor que te vayas a dormir pronto.
You have to work tomorrow, so you'd better go to sleep early.
You have to work.
No tienes que trabajar tan duro.
You don't have to work so hard.
You don't have to work today.
You need to work harder.