English verb conjugation COULD GROK

Regular verb: grok - groked - groked

Affirmation

Simple form

I could grok
you could grok
she could grok
we could grok
you could grok
they could grok

V-ing form

I could be groking
you could be groking
she could be groking
we could be groking
you could be groking
they could be groking

Perfect

I could have groked
you could have groked
she could have groked
we could have groked
you could have groked
they could have groked

V-ing perfect

I could have been groking
you could have been groking
she could have been groking
we could have been groking
you could have been groking
they could have been groking

Negation

Simple form

I could not grok
you could not grok
she could not grok
we could not grok
you could not grok
they could not grok

V-ing form

I could not be groking
you could not be groking
she could not be groking
we could not be groking
you could not be groking
they could not be groking

Perfect

I could not have groked
you could not have groked
she could not have groked
we could not have groked
you could not have groked
they could not have groked

V-ing perfect

I could not have been groking
you could not have been groking
she could not have been groking
we could not have been groking
you could not have been groking
they could not have been groking

Interrogative form

Simple form

could I grok?
could you grok?
could she grok?
could we grok?
could you grok?
could they grok?

V-ing form

could I be groking?
could you be groking?
could she be groking?
could we be groking?
could you be groking?
could they be groking?

Perfect

could I have groked?
could you have groked?
could she have groked?
could we have groked?
could you have groked?
could they have groked?

V-ing perfect

could I have been groking?
could you have been groking?
could she have been groking?
could we have been groking?
could you have been groking?
could they have been groking?

Interro-negative form

Simple form

could I not grok?
could you not grok?
could she not grok?
could we not grok?
could you not grok?
could they not grok?

V-ing form

could I not be groking?
could you not be groking?
could she not be groking?
could we not be groking?
could you not be groking?
could they not be groking?

Perfect

could I not have groked?
could you not have groked?
could she not have groked?
could we not have groked?
could you not have groked?
could they not have groked?

V-ing perfect

could I not have been groking?
could you not have been groking?
could she not have been groking?
could we not have been groking?
could you not have been groking?
could they not have been groking?

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