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