English verb conjugation MUST GROK

Regular verb: grok - groked - groked

Affirmation

Simple form

I must grok
you must grok
he must grok
we must grok
you must grok
they must grok

V-ing form

I must be groking
you must be groking
he must be groking
we must be groking
you must be groking
they must be groking

Perfect

I must have groked
you must have groked
he must have groked
we must have groked
you must have groked
they must have groked

V-ing perfect

I must have been groking
you must have been groking
he must have been groking
we must have been groking
you must have been groking
they must have been groking

Negation

Simple form

I mustn't grok
you mustn't grok
he mustn't grok
we mustn't grok
you mustn't grok
they mustn't grok

V-ing form

I mustn't be groking
you mustn't be groking
he mustn't be groking
we mustn't be groking
you mustn't be groking
they mustn't be groking

Perfect

I mustn't have groked
you mustn't have groked
he mustn't have groked
we mustn't have groked
you mustn't have groked
they mustn't have groked

V-ing perfect

I mustn't have been groking
you mustn't have been groking
he mustn't have been groking
we mustn't have been groking
you mustn't have been groking
they mustn't have been groking

Interrogative form

Simple form

must I grok?
must you grok?
must he grok?
must we grok?
must you grok?
must they grok?

V-ing form

must I be groking?
must you be groking?
must he be groking?
must we be groking?
must you be groking?
must they be groking?

Perfect

must I have groked?
must you have groked?
must he have groked?
must we have groked?
must you have groked?
must they have groked?

V-ing perfect

must I have been groking?
must you have been groking?
must he have been groking?
must we have been groking?
must you have been groking?
must they have been groking?

Interro-negative form

Simple form

mustn't I grok?
mustn't you grok?
mustn't he grok?
mustn't we grok?
mustn't you grok?
mustn't they grok?

V-ing form

mustn't I be groking?
mustn't you be groking?
mustn't he be groking?
mustn't we be groking?
mustn't you be groking?
mustn't they be groking?

Perfect

mustn't I have groked?
mustn't you have groked?
mustn't he have groked?
mustn't we have groked?
mustn't you have groked?
mustn't they have groked?

V-ing perfect

mustn't I have been groking?
mustn't you have been groking?
mustn't he have been groking?
mustn't we have been groking?
mustn't you have been groking?
mustn't they have been groking?

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