I've been preregistering you've been preregistering he's been preregistering we've been preregistering you've been preregistering they've been preregistering
I'd been preregistering you'd been preregistering he'd been preregistering we'd been preregistering you'd been preregistering they'd been preregistering
I'll be preregistering you'll be preregistering he'll be preregistering we'll be preregistering you'll be preregistering they'll be preregistering
Future perfect
I'll have preregistered you'll have preregistered he'll have preregistered we'll have preregistered you'll have preregistered they'll have preregistered
Future perfect continuous
I'll have been preregistering you'll have been preregistering he'll have been preregistering we'll have been preregistering you'll have been preregistering they'll have been preregistering
I'd be preregistering you'd be preregistering he'd be preregistering we'd be preregistering you'd be preregistering they'd be preregistering
Past
I'd have preregistered you'd have preregistered he'd have preregistered we'd have preregistered you'd have preregistered they'd have preregistered
Past continuous
I'd have been preregistering you'd have been preregistering he'd have been preregistering we'd have been preregistering you'd have been preregistering they'd have been preregistering