English verb conjugation
WOULD BILL

Regular verb: bill - billed - billed

Affirmation

Simple form	V-ing form
I'd bill you'd bill he'd bill we'd bill you'd bill they'd bill	I'd be billing you'd be billing he'd be billing we'd be billing you'd be billing they'd be billing
Perfect	V-ing perfect
I would've billed you would've billed he would've billed we would've billed you would've billed they would've billed	I would've been billing you would've been billing he would've been billing we would've been billing you would've been billing they would've been billing

Negation

Simple form	V-ing form
I wouldn't bill you wouldn't bill he wouldn't bill we wouldn't bill you wouldn't bill they wouldn't bill	I wouldn't be billing you wouldn't be billing he wouldn't be billing we wouldn't be billing you wouldn't be billing they wouldn't be billing
Perfect	V-ing perfect
I wouldn't have billed you wouldn't have billed he wouldn't have billed we wouldn't have billed you wouldn't have billed they wouldn't have billed	I wouldn't have been billing you wouldn't have been billing he wouldn't have been billing we wouldn't have been billing you wouldn't have been billing they wouldn't have been billing

Interrogative form

Simple form	V-ing form
would I bill? would you bill? would he bill? would we bill? would you bill? would they bill?	would I be billing? would you be billing? would he be billing? would we be billing? would you be billing? would they be billing?
Perfect	V-ing perfect
would I have billed? would you have billed? would he have billed? would we have billed? would you have billed? would they have billed?	would I have been billing? would you have been billing? would he have been billing? would we have been billing? would you have been billing? would they have been billing?

Interro-negative form

Simple form	V-ing form
wouldn't I bill? wouldn't you bill? wouldn't he bill? wouldn't we bill? wouldn't you bill? wouldn't they bill?	wouldn't I be billing? wouldn't you be billing? wouldn't he be billing? wouldn't we be billing? wouldn't you be billing? wouldn't they be billing?
Perfect	V-ing perfect
wouldn't I have billed? wouldn't you have billed? wouldn't he have billed? wouldn't we have billed? wouldn't you have billed? wouldn't they have billed?	wouldn't I have been billing? wouldn't you have been billing? wouldn't he have been billing? wouldn't we have been billing? wouldn't you have been billing? wouldn't they have been billing?