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