I'll be descending you'll be descending he'll be descending we'll be descending you'll be descending they'll be descending
Futur antérieur
I'll have descended you'll have descended he'll have descended we'll have descended you'll have descended they'll have descended
Futur antérieur continu
I'll have been descending you'll have been descending he'll have been descending we'll have been descending you'll have been descending they'll have been descending
I'd be descending you'd be descending he'd be descending we'd be descending you'd be descending they'd be descending
Passé
I'd have descended you'd have descended he'd have descended we'd have descended you'd have descended they'd have descended
Passé continu
I'd have been descending you'd have been descending he'd have been descending we'd have been descending you'd have been descending they'd have been descending