I've been re-tightening you've been re-tightening he's been re-tightening we've been re-tightening you've been re-tightening they've been re-tightening
I'll be re-tightening you'll be re-tightening he'll be re-tightening we'll be re-tightening you'll be re-tightening they'll be re-tightening
Futuro anteriore
I'll have re-tightened you'll have re-tightened he'll have re-tightened we'll have re-tightened you'll have re-tightened they'll have re-tightened
Futuro anteriore contínuo
I'll have been re-tightening you'll have been re-tightening he'll have been re-tightening we'll have been re-tightening you'll have been re-tightening they'll have been re-tightening
I'd be re-tightening you'd be re-tightening he'd be re-tightening we'd be re-tightening you'd be re-tightening they'd be re-tightening
Passato
I'd have re-tightened you'd have re-tightened he'd have re-tightened we'd have re-tightened you'd have re-tightened they'd have re-tightened
Passato continuo
I'd have been re-tightening you'd have been re-tightening he'd have been re-tightening we'd have been re-tightening you'd have been re-tightening they'd have been re-tightening