I'll be referring you'll be referring he'll be referring we'll be referring you'll be referring they'll be referring
futuro perfeito
I'll have referred you'll have referred he'll have referred we'll have referred you'll have referred they'll have referred
futuro perfeito contínuo
I'll have been referring you'll have been referring he'll have been referring we'll have been referring you'll have been referring they'll have been referring
I'd be referring you'd be referring he'd be referring we'd be referring you'd be referring they'd be referring
Passado
I'd have referred you'd have referred he'd have referred we'd have referred you'd have referred they'd have referred
Passado contínuo
I'd have been referring you'd have been referring he'd have been referring we'd have been referring you'd have been referring they'd have been referring