Irregular Verb: To Know

Infinitive: to know
Past: knew
Participle: known
Gerund: going

Indicative

Present   Perfect

 
 
I
know  
I
have known
 
you
know  
you
have known
 
he
knows  
he
has known
 
we
know  
we
have known
 
you
know  
you
have known
 
they
know  
they
have known


Past   Past Perfect

 
 
I
knew  
I
had known
 
you
knew  
you
had known
 
he
knew  
he
had known
 
we
knew  
we
had known
 
you
knew  
you
had known
 
they
knew  
they
had known


Future   Future perfect

 
 
I
will know  
I
will have known
 
you
will know  
you
will have known
 
he
will know  
he
will have known
 
we
will know  
we
will have known
 
you
will know  
you
will have known
 
they
will know  
they
will have known



Conditional
Present   Perfect

 
 
I
would know  
I
would have known
 
you
would know  
you
would have known
 
he
would know  
he
would have known
 
we
would know  
we
would have known
 
you
would know  
you
would have known
 
they
would know  
they
would have known


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