English verb conjugation
WOULD BACK

Regular verb: back - backed - backed

Affirmation

Simple form	V-ing form
I'd back you'd back he'd back we'd back you'd back they'd back	I'd be backing you'd be backing he'd be backing we'd be backing you'd be backing they'd be backing
Perfect	V-ing perfect
I would've backed you would've backed he would've backed we would've backed you would've backed they would've backed	I would've been backing you would've been backing he would've been backing we would've been backing you would've been backing they would've been backing

Negation

Simple form	V-ing form
I wouldn't back you wouldn't back he wouldn't back we wouldn't back you wouldn't back they wouldn't back	I wouldn't be backing you wouldn't be backing he wouldn't be backing we wouldn't be backing you wouldn't be backing they wouldn't be backing
Perfect	V-ing perfect
I wouldn't have backed you wouldn't have backed he wouldn't have backed we wouldn't have backed you wouldn't have backed they wouldn't have backed	I wouldn't have been backing you wouldn't have been backing he wouldn't have been backing we wouldn't have been backing you wouldn't have been backing they wouldn't have been backing

Interrogative form

Simple form	V-ing form
would I back? would you back? would he back? would we back? would you back? would they back?	would I be backing? would you be backing? would he be backing? would we be backing? would you be backing? would they be backing?
Perfect	V-ing perfect
would I have backed? would you have backed? would he have backed? would we have backed? would you have backed? would they have backed?	would I have been backing? would you have been backing? would he have been backing? would we have been backing? would you have been backing? would they have been backing?

Interro-negative form

Simple form	V-ing form
wouldn't I back? wouldn't you back? wouldn't he back? wouldn't we back? wouldn't you back? wouldn't they back?	wouldn't I be backing? wouldn't you be backing? wouldn't he be backing? wouldn't we be backing? wouldn't you be backing? wouldn't they be backing?
Perfect	V-ing perfect
wouldn't I have backed? wouldn't you have backed? wouldn't he have backed? wouldn't we have backed? wouldn't you have backed? wouldn't they have backed?	wouldn't I have been backing? wouldn't you have been backing? wouldn't he have been backing? wouldn't we have been backing? wouldn't you have been backing? wouldn't they have been backing?