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All irregular verbsIrregular Verbs

know

/noʊ/

be aware of

Verb forms

Base form

know

Past Simple

knew

Past Participle

known

Example sentences

Base form · know

I know the answer to that question.

Past Simple · knew

She knew immediately that something was wrong.

Past Participle · known

I have known him since we were children.

Conjugation pattern

All three forms are different — this group needs the most practice.

Verbs with the same pattern