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