let him/it
Tu ne peux pas le laisser seul, n'est ce pas ?
You can't leave him alone, can you?
— Ratatouille (2007)
Je crois que je dois le laisser partir.
I think I have to let him go.
— Le Garçon et le Héron (2023)
Are you going to let him do it?
Are we going to leave him all alone?
— Moscou ne croit pas aux larmes (1980)
Quelqu'un a dû le laisser là-bas.
Someone must have left it there.