I'll be registering you'll be registering he'll be registering we'll be registering you'll be registering they'll be registering
Future perfect
I'll have registered you'll have registered he'll have registered we'll have registered you'll have registered they'll have registered
Future perfect continuous
I'll have been registering you'll have been registering he'll have been registering we'll have been registering you'll have been registering they'll have been registering
I'd be registering you'd be registering he'd be registering we'd be registering you'd be registering they'd be registering
Past
I'd have registered you'd have registered he'd have registered we'd have registered you'd have registered they'd have registered
Past continuous
I'd have been registering you'd have been registering he'd have been registering we'd have been registering you'd have been registering they'd have been registering