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Past Tense of “know”

The past simple of “know” is “knew” and the past participle is “known”. Below are the pronunciation, three example sentences, the mistake learners make most often, and a short drill to check yourself.

Forms of “know”

know – knew – known

have information about; be familiar with

Base form
know/noʊ/
Past simple
knew/nuː/
Past participle
known/noʊn/
-ing form
knowing
He / she / it
knows

Pronunciation (US)

Quick practice

5 questions. Type the missing form.

Example sentences

Three everyday sentences that show how the forms are used.

  1. Past simple

    I knew the answer, but I was too shy to say it.

  2. Past participle

    We have known each other since school.

  3. Passive

    The city is known for its old bridges.

The most common mistake

Wrong

I have knew her for ten years.

Correct

I have known her for ten years.

After “have”, use the past participle “known”. “Knew” is the past simple.

Verbs with the same pattern

All 3 forms different. Learn these together.

More irregular verbs