English verb conjugation MUST GROIN

Regular verb: groin - groined - groined

Affirmation

Simple form

I must groin
you must groin
he must groin
we must groin
you must groin
they must groin

V-ing form

I must be groining
you must be groining
he must be groining
we must be groining
you must be groining
they must be groining

Perfect

I must have groined
you must have groined
he must have groined
we must have groined
you must have groined
they must have groined

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I groin?
must you groin?
must he groin?
must we groin?
must you groin?
must they groin?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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