I'll be sustaining you'll be sustaining she'll be sustaining we'll be sustaining you'll be sustaining they'll be sustaining
Futur antérieur
I'll have sustained you'll have sustained she'll have sustained we'll have sustained you'll have sustained they'll have sustained
Futur antérieur continu
I'll have been sustaining you'll have been sustaining she'll have been sustaining we'll have been sustaining you'll have been sustaining they'll have been sustaining
I'd be sustaining you'd be sustaining she'd be sustaining we'd be sustaining you'd be sustaining they'd be sustaining
Passé
I'd have sustained you'd have sustained she'd have sustained we'd have sustained you'd have sustained they'd have sustained
Passé continu
I'd have been sustaining you'd have been sustaining she'd have been sustaining we'd have been sustaining you'd have been sustaining they'd have been sustaining