I'll be skittering you'll be skittering he'll be skittering we'll be skittering you'll be skittering they'll be skittering
Futur antérieur
I'll have skittered you'll have skittered he'll have skittered we'll have skittered you'll have skittered they'll have skittered
Futur antérieur continu
I'll have been skittering you'll have been skittering he'll have been skittering we'll have been skittering you'll have been skittering they'll have been skittering
I'd be skittering you'd be skittering he'd be skittering we'd be skittering you'd be skittering they'd be skittering
Passé
I'd have skittered you'd have skittered he'd have skittered we'd have skittered you'd have skittered they'd have skittered
Passé continu
I'd have been skittering you'd have been skittering he'd have been skittering we'd have been skittering you'd have been skittering they'd have been skittering