I'll be ameliorating you'll be ameliorating he'll be ameliorating we'll be ameliorating you'll be ameliorating they'll be ameliorating
Future perfect
I'll have ameliorated you'll have ameliorated he'll have ameliorated we'll have ameliorated you'll have ameliorated they'll have ameliorated
Future perfect continuous
I'll have been ameliorating you'll have been ameliorating he'll have been ameliorating we'll have been ameliorating you'll have been ameliorating they'll have been ameliorating
I'd be ameliorating you'd be ameliorating he'd be ameliorating we'd be ameliorating you'd be ameliorating they'd be ameliorating
Past
I'd have ameliorated you'd have ameliorated he'd have ameliorated we'd have ameliorated you'd have ameliorated they'd have ameliorated
Past continuous
I'd have been ameliorating you'd have been ameliorating he'd have been ameliorating we'd have been ameliorating you'd have been ameliorating they'd have been ameliorating