I'll be burrowing you'll be burrowing he'll be burrowing we'll be burrowing you'll be burrowing they'll be burrowing
Futuro anteriore
I'll have burrowed you'll have burrowed he'll have burrowed we'll have burrowed you'll have burrowed they'll have burrowed
Futuro anteriore contínuo
I'll have been burrowing you'll have been burrowing he'll have been burrowing we'll have been burrowing you'll have been burrowing they'll have been burrowing
I'd be burrowing you'd be burrowing he'd be burrowing we'd be burrowing you'd be burrowing they'd be burrowing
Passato
I'd have burrowed you'd have burrowed he'd have burrowed we'd have burrowed you'd have burrowed they'd have burrowed
Passato continuo
I'd have been burrowing you'd have been burrowing he'd have been burrowing we'd have been burrowing you'd have been burrowing they'd have been burrowing