I'll be contributing you'll be contributing she'll be contributing we'll be contributing you'll be contributing they'll be contributing
futuro perfeito
I'll have contributed you'll have contributed she'll have contributed we'll have contributed you'll have contributed they'll have contributed
futuro perfeito contínuo
I'll have been contributing you'll have been contributing she'll have been contributing we'll have been contributing you'll have been contributing they'll have been contributing
I'd be contributing you'd be contributing she'd be contributing we'd be contributing you'd be contributing they'd be contributing
Passado
I'd have contributed you'd have contributed she'd have contributed we'd have contributed you'd have contributed they'd have contributed
Passado contínuo
I'd have been contributing you'd have been contributing she'd have been contributing we'd have been contributing you'd have been contributing they'd have been contributing