English verb conjugation MUST BUTTERFLY

Regular verb: butterfly - butterflied - butterflied

Affirmation

Simple form

I must butterfly
you must butterfly
he must butterfly
we must butterfly
you must butterfly
they must butterfly

V-ing form

I must be butterflying
you must be butterflying
he must be butterflying
we must be butterflying
you must be butterflying
they must be butterflying

Perfect

I must have butterflied
you must have butterflied
he must have butterflied
we must have butterflied
you must have butterflied
they must have butterflied

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I butterfly?
must you butterfly?
must he butterfly?
must we butterfly?
must you butterfly?
must they butterfly?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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