I'll be crouching you'll be crouching he'll be crouching we'll be crouching you'll be crouching they'll be crouching
Future perfect
I'll have crouched you'll have crouched he'll have crouched we'll have crouched you'll have crouched they'll have crouched
Future perfect continuous
I'll have been crouching you'll have been crouching he'll have been crouching we'll have been crouching you'll have been crouching they'll have been crouching
I'd be crouching you'd be crouching he'd be crouching we'd be crouching you'd be crouching they'd be crouching
Past
I'd have crouched you'd have crouched he'd have crouched we'd have crouched you'd have crouched they'd have crouched
Past continuous
I'd have been crouching you'd have been crouching he'd have been crouching we'd have been crouching you'd have been crouching they'd have been crouching