I'll be commencing you'll be commencing he'll be commencing we'll be commencing you'll be commencing they'll be commencing
Future perfect
I'll have commenced you'll have commenced he'll have commenced we'll have commenced you'll have commenced they'll have commenced
Future perfect continuous
I'll have been commencing you'll have been commencing he'll have been commencing we'll have been commencing you'll have been commencing they'll have been commencing
I'd be commencing you'd be commencing he'd be commencing we'd be commencing you'd be commencing they'd be commencing
Past
I'd have commenced you'd have commenced he'd have commenced we'd have commenced you'd have commenced they'd have commenced
Past continuous
I'd have been commencing you'd have been commencing he'd have been commencing we'd have been commencing you'd have been commencing they'd have been commencing