English verb conjugation
MIGHT KNOW

Irregular verb: know - knew - known

Affirmation

Simple form	V-ing form
I might know you might know he might know we might know you might know they might know	I might be knowing you might be knowing he might be knowing we might be knowing you might be knowing they might be knowing
Perfect	V-ing perfect
I might have known you might have known he might have known we might have known you might have known they might have known	I might have been knowing you might have been knowing he might have been knowing we might have been knowing you might have been knowing they might have been knowing

Negation

Simple form	V-ing form
I mightn't know you mightn't know he mightn't know we mightn't know you mightn't know they mightn't know	I mightn't be knowing you mightn't be knowing he mightn't be knowing we mightn't be knowing you mightn't be knowing they mightn't be knowing
Perfect	V-ing perfect
I mightn't have known you mightn't have known he mightn't have known we mightn't have known you mightn't have known they mightn't have known	I mightn't have been knowing you mightn't have been knowing he mightn't have been knowing we mightn't have been knowing you mightn't have been knowing they mightn't have been knowing

Interrogative form

Simple form	V-ing form
might I know? might you know? might he know? might we know? might you know? might they know?	might I be knowing? might you be knowing? might he be knowing? might we be knowing? might you be knowing? might they be knowing?
Perfect	V-ing perfect
might I have known? might you have known? might he have known? might we have known? might you have known? might they have known?	might I have been knowing? might you have been knowing? might he have been knowing? might we have been knowing? might you have been knowing? might they have been knowing?

Interro-negative form

Simple form	V-ing form
mightn't I know? mightn't you know? mightn't he know? mightn't we know? mightn't you know? mightn't they know?	mightn't I be knowing? mightn't you be knowing? mightn't he be knowing? mightn't we be knowing? mightn't you be knowing? mightn't they be knowing?
Perfect	V-ing perfect
mightn't I have known? mightn't you have known? mightn't he have known? mightn't we have known? mightn't you have known? mightn't they have known?	mightn't I have been knowing? mightn't you have been knowing? mightn't he have been knowing? mightn't we have been knowing? mightn't you have been knowing? mightn't they have been knowing?