English verb conjugation
WOULD SUB

Regular verb: sub - subbed - subbed

Affirmation

Simple form	V-ing form
I'd sub you'd sub she'd sub we'd sub you'd sub they'd sub	I'd be subbing you'd be subbing she'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 she 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 she 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 she 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 she 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 she 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 she 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 she sub? would we sub? would you sub? would they sub?	would I be subbing? would you be subbing? would she 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 she 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 she 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 she 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 she 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 she 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 she have been subbing? wouldn't we have been subbing? wouldn't you have been subbing? wouldn't they have been subbing?