I'll be undertaining you'll be undertaining he'll be undertaining we'll be undertaining you'll be undertaining they'll be undertaining
Future perfect
I'll have undertained you'll have undertained he'll have undertained we'll have undertained you'll have undertained they'll have undertained
Future perfect continuous
I'll have been undertaining you'll have been undertaining he'll have been undertaining we'll have been undertaining you'll have been undertaining they'll have been undertaining
I'd be undertaining you'd be undertaining he'd be undertaining we'd be undertaining you'd be undertaining they'd be undertaining
Past
I'd have undertained you'd have undertained he'd have undertained we'd have undertained you'd have undertained they'd have undertained
Past continuous
I'd have been undertaining you'd have been undertaining he'd have been undertaining we'd have been undertaining you'd have been undertaining they'd have been undertaining