I'll be retaining you'll be retaining he'll be retaining we'll be retaining you'll be retaining they'll be retaining
Futur antérieur
I'll have retained you'll have retained he'll have retained we'll have retained you'll have retained they'll have retained
Futur antérieur continu
I'll have been retaining you'll have been retaining he'll have been retaining we'll have been retaining you'll have been retaining they'll have been retaining
I'd be retaining you'd be retaining he'd be retaining we'd be retaining you'd be retaining they'd be retaining
Passé
I'd have retained you'd have retained he'd have retained we'd have retained you'd have retained they'd have retained
Passé continu
I'd have been retaining you'd have been retaining he'd have been retaining we'd have been retaining you'd have been retaining they'd have been retaining