I'll be meliorating you'll be meliorating he'll be meliorating we'll be meliorating you'll be meliorating they'll be meliorating
Future perfect
I'll have meliorated you'll have meliorated he'll have meliorated we'll have meliorated you'll have meliorated they'll have meliorated
Future perfect continuous
I'll have been meliorating you'll have been meliorating he'll have been meliorating we'll have been meliorating you'll have been meliorating they'll have been meliorating
I'd be meliorating you'd be meliorating he'd be meliorating we'd be meliorating you'd be meliorating they'd be meliorating
Past
I'd have meliorated you'd have meliorated he'd have meliorated we'd have meliorated you'd have meliorated they'd have meliorated
Past continuous
I'd have been meliorating you'd have been meliorating he'd have been meliorating we'd have been meliorating you'd have been meliorating they'd have been meliorating