English verb conjugation MUST SHIRTTAIL

Regular verb: shirttail - shirttailed - shirttailed

Affirmation

Simple form

I must shirttail
you must shirttail
he must shirttail
we must shirttail
you must shirttail
they must shirttail

V-ing form

I must be shirttailing
you must be shirttailing
he must be shirttailing
we must be shirttailing
you must be shirttailing
they must be shirttailing

Perfect

I must have shirttailed
you must have shirttailed
he must have shirttailed
we must have shirttailed
you must have shirttailed
they must have shirttailed

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I shirttail?
must you shirttail?
must he shirttail?
must we shirttail?
must you shirttail?
must they shirttail?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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