Irregular Verb Guide
Know Verb Forms (V1, V2, V3, V4, V5)
Past tense, past participle, 3rd person singular, -ing form, and 12-tense examples for "know".
5 Forms of "Know" (Quick Answer)
V1 (Base)know
V2 (Past)knew
V3 (Participle)known
V4 (-s / -es)knows
V5 (-ing)knowing
"Know" Conjugation in All 12 Tenses
Open Interactive Conjugator →| Tense | Singular (I / He / She) | Plural (We / They) |
|---|---|---|
| Simple Present | I know / He knows | We / They know |
| Present Continuous | I am knowing / He is knowing | We / They are knowing |
| Present Perfect | I have known / He has known | We / They have known |
| Present Perfect Cont. | I have been knowing / He has been knowing | We / They have been knowing |
| Simple Past | I / He knew | We / They knew |
| Past Continuous | I / He was knowing | We / They were knowing |
| Past Perfect | I / He had known | We / They had known |
| Past Perfect Cont. | I / He had been knowing | We / They had been knowing |
| Simple Future | I / He will know | We / They will know |
| Future Continuous | I / He will be knowing | We / They will be knowing |
| Future Perfect | I / He will have known | We / They will have known |
| Future Perfect Cont. | I / He will have been knowing | We / They will have been knowing |
Frequently Asked Questions
What is the past tense (V2) of know?
The simple past tense (V2) of know is knew.
What is the past participle (V3) of know?
The past participle (V3) of know is known, used in perfect tenses and passive voice.
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