I'll be tunnelling you'll be tunnelling he'll be tunnelling we'll be tunnelling you'll be tunnelling they'll be tunnelling
Futuro perfecto
I'll have tunnelled you'll have tunnelled he'll have tunnelled we'll have tunnelled you'll have tunnelled they'll have tunnelled
Futuro perfecto contínuo
I'll have been tunnelling you'll have been tunnelling he'll have been tunnelling we'll have been tunnelling you'll have been tunnelling they'll have been tunnelling
I'd be tunnelling you'd be tunnelling he'd be tunnelling we'd be tunnelling you'd be tunnelling they'd be tunnelling
Passado
I'd have tunnelled you'd have tunnelled he'd have tunnelled we'd have tunnelled you'd have tunnelled they'd have tunnelled
Passado continuo
I'd have been tunnelling you'd have been tunnelling he'd have been tunnelling we'd have been tunnelling you'd have been tunnelling they'd have been tunnelling