English verb conjugation
TO KNOW

Irregular verb: know - knew - known

Indicative

Present	Present continuous	Preterite	Preterite continuous
do I not know? do you not know? does she not know? do we not know? do you not know? do they not know?	am I not knowing? are you not knowing? is she not knowing? are we not knowing? are you not knowing? are they not knowing?	did I not know? did you not know? did she not know? did we not know? did you not know? did they not know?	was I not knowing? were you not knowing? was she not knowing? were we not knowing? were you not knowing? were they not knowing?
Present perfect	Present perfect continuous	Pluperfect	Pluperfect continuous
have I not known? have you not known? has she not known? have we not known? have you not known? have they not known?	have I not been knowing? have you not been knowing? has she not been knowing? have we not been knowing? have you not been knowing? have they not been knowing?	had I not known? had you not known? had she not known? had we not known? had you not known? had they not known?	had I not been knowing? had you not been knowing? had she not been knowing? had we not been knowing? had you not been knowing? had they not been knowing?
Future	Future continuous	Future perfect	Future perfect continuous
will I not know? will you not know? will she not know? will we not know? will you not know? will they not know?	will I not be knowing? will you not be knowing? will she not be knowing? will we not be knowing? will you not be knowing? will they not be knowing?	will I not have known? will you not have known? will she not have known? will we not have known? will you not have known? will they not have known?	will I not have been knowing? will you not have been knowing? will she not have been knowing? will we not have been knowing? will you not have been knowing? will they not have been knowing?

Conditional

Present	Present continuous	Past	Past continuous
would I not know? would you not know? would she not know? would we not know? would you not know? would they not know?	would I not be knowing? would you not be knowing? would she not be knowing? would we not be knowing? would you not be knowing? would they not be knowing?	would I not have known? would you not have known? would she not have known? would we not have known? would you not have known? would they not have known?	would I not have been knowing? would you not have been knowing? would she not have been knowing? would we not have been knowing? would you not have been knowing? would they not have been knowing?

Infinitive

Imperative

Infinitive		Imperative
to know		- - -

Participle

Present	Past
knowing	known