I've been experimenting you've been experimenting she's been experimenting we've been experimenting you've been experimenting they've been experimenting
I'll be experimenting you'll be experimenting she'll be experimenting we'll be experimenting you'll be experimenting they'll be experimenting
Future perfect
I'll have experimented you'll have experimented she'll have experimented we'll have experimented you'll have experimented they'll have experimented
Future perfect continuous
I'll have been experimenting you'll have been experimenting she'll have been experimenting we'll have been experimenting you'll have been experimenting they'll have been experimenting
I'd be experimenting you'd be experimenting she'd be experimenting we'd be experimenting you'd be experimenting they'd be experimenting
Past
I'd have experimented you'd have experimented she'd have experimented we'd have experimented you'd have experimented they'd have experimented
Past continuous
I'd have been experimenting you'd have been experimenting she'd have been experimenting we'd have been experimenting you'd have been experimenting they'd have been experimenting