he will have to
S'il continue à boire ainsi, il devra prendre un taxi pour rentrer à la maison.
If he keeps drinking like that, he'll have to take a taxi home.
He'll have to find me first.
Si Zorg les veut, il devra négocier.
If Zorg wants them, he will have to negotiate.
— Le Cinquième Élément (1997)
En tout cas, on les a rentrées, il devra nous payer.
Anyway, we brought them in, so he’ll have to pay us.
— Pas un de moins (1999)
Il devra aider sa mère en cuisine demain.
He will have to help his mother in the kitchen tomorrow.