I've been preacknowledging you've been preacknowledging he's been preacknowledging we've been preacknowledging you've been preacknowledging they've been preacknowledging
I'd been preacknowledging you'd been preacknowledging he'd been preacknowledging we'd been preacknowledging you'd been preacknowledging they'd been preacknowledging
I'll be preacknowledging you'll be preacknowledging he'll be preacknowledging we'll be preacknowledging you'll be preacknowledging they'll be preacknowledging
Futuro perfecto
I'll have preacknowledged you'll have preacknowledged he'll have preacknowledged we'll have preacknowledged you'll have preacknowledged they'll have preacknowledged
Futuro perfecto contínuo
I'll have been preacknowledging you'll have been preacknowledging he'll have been preacknowledging we'll have been preacknowledging you'll have been preacknowledging they'll have been preacknowledging
I'd be preacknowledging you'd be preacknowledging he'd be preacknowledging we'd be preacknowledging you'd be preacknowledging they'd be preacknowledging
Passado
I'd have preacknowledged you'd have preacknowledged he'd have preacknowledged we'd have preacknowledged you'd have preacknowledged they'd have preacknowledged
Passado continuo
I'd have been preacknowledging you'd have been preacknowledging he'd have been preacknowledging we'd have been preacknowledging you'd have been preacknowledging they'd have been preacknowledging