English verb conjugation
WOULD WARN

Regular verb: warn - warned - warned

Affirmation

Simple form	V-ing form
I'd warn you'd warn he'd warn we'd warn you'd warn they'd warn	I'd be warning you'd be warning he'd be warning we'd be warning you'd be warning they'd be warning
Perfect	V-ing perfect
I would've warned you would've warned he would've warned we would've warned you would've warned they would've warned	I would've been warning you would've been warning he would've been warning we would've been warning you would've been warning they would've been warning

Negation

Simple form	V-ing form
I wouldn't warn you wouldn't warn he wouldn't warn we wouldn't warn you wouldn't warn they wouldn't warn	I wouldn't be warning you wouldn't be warning he wouldn't be warning we wouldn't be warning you wouldn't be warning they wouldn't be warning
Perfect	V-ing perfect
I wouldn't have warned you wouldn't have warned he wouldn't have warned we wouldn't have warned you wouldn't have warned they wouldn't have warned	I wouldn't have been warning you wouldn't have been warning he wouldn't have been warning we wouldn't have been warning you wouldn't have been warning they wouldn't have been warning

Interrogative form

Simple form	V-ing form
would I warn? would you warn? would he warn? would we warn? would you warn? would they warn?	would I be warning? would you be warning? would he be warning? would we be warning? would you be warning? would they be warning?
Perfect	V-ing perfect
would I have warned? would you have warned? would he have warned? would we have warned? would you have warned? would they have warned?	would I have been warning? would you have been warning? would he have been warning? would we have been warning? would you have been warning? would they have been warning?

Interro-negative form

Simple form	V-ing form
wouldn't I warn? wouldn't you warn? wouldn't he warn? wouldn't we warn? wouldn't you warn? wouldn't they warn?	wouldn't I be warning? wouldn't you be warning? wouldn't he be warning? wouldn't we be warning? wouldn't you be warning? wouldn't they be warning?
Perfect	V-ing perfect
wouldn't I have warned? wouldn't you have warned? wouldn't he have warned? wouldn't we have warned? wouldn't you have warned? wouldn't they have warned?	wouldn't I have been warning? wouldn't you have been warning? wouldn't he have been warning? wouldn't we have been warning? wouldn't you have been warning? wouldn't they have been warning?