English verb conjugation MUST DESCANT

Regular verb: descant - descanted - descanted

Affirmation

Simple form

I must descant
you must descant
he must descant
we must descant
you must descant
they must descant

V-ing form

I must be descanting
you must be descanting
he must be descanting
we must be descanting
you must be descanting
they must be descanting

Perfect

I must have descanted
you must have descanted
he must have descanted
we must have descanted
you must have descanted
they must have descanted

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I descant?
must you descant?
must he descant?
must we descant?
must you descant?
must they descant?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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