English verb conjugation
WOULD SUB

Regular verb: sub - subbed - subbed

Affirmation

Simple form	V-ing form
I'd sub you'd sub he'd sub we'd sub you'd sub they'd sub	I'd be subbing you'd be subbing he'd be subbing we'd be subbing you'd be subbing they'd be subbing
Perfect	V-ing perfect
I would've subbed you would've subbed he would've subbed we would've subbed you would've subbed they would've subbed	I would've been subbing you would've been subbing he would've been subbing we would've been subbing you would've been subbing they would've been subbing

Negation

Simple form	V-ing form
I wouldn't sub you wouldn't sub he wouldn't sub we wouldn't sub you wouldn't sub they wouldn't sub	I wouldn't be subbing you wouldn't be subbing he wouldn't be subbing we wouldn't be subbing you wouldn't be subbing they wouldn't be subbing
Perfect	V-ing perfect
I wouldn't have subbed you wouldn't have subbed he wouldn't have subbed we wouldn't have subbed you wouldn't have subbed they wouldn't have subbed	I wouldn't have been subbing you wouldn't have been subbing he wouldn't have been subbing we wouldn't have been subbing you wouldn't have been subbing they wouldn't have been subbing

Interrogative form

Simple form	V-ing form
would I sub? would you sub? would he sub? would we sub? would you sub? would they sub?	would I be subbing? would you be subbing? would he be subbing? would we be subbing? would you be subbing? would they be subbing?
Perfect	V-ing perfect
would I have subbed? would you have subbed? would he have subbed? would we have subbed? would you have subbed? would they have subbed?	would I have been subbing? would you have been subbing? would he have been subbing? would we have been subbing? would you have been subbing? would they have been subbing?

Interro-negative form

Simple form	V-ing form
wouldn't I sub? wouldn't you sub? wouldn't he sub? wouldn't we sub? wouldn't you sub? wouldn't they sub?	wouldn't I be subbing? wouldn't you be subbing? wouldn't he be subbing? wouldn't we be subbing? wouldn't you be subbing? wouldn't they be subbing?
Perfect	V-ing perfect
wouldn't I have subbed? wouldn't you have subbed? wouldn't he have subbed? wouldn't we have subbed? wouldn't you have subbed? wouldn't they have subbed?	wouldn't I have been subbing? wouldn't you have been subbing? wouldn't he have been subbing? wouldn't we have been subbing? wouldn't you have been subbing? wouldn't they have been subbing?