English verb conjugation MUST CUSS

Regular verb: cuss - cussed - cussed

Affirmation

Simple form

I must cuss
you must cuss
he must cuss
we must cuss
you must cuss
they must cuss

V-ing form

I must be cussing
you must be cussing
he must be cussing
we must be cussing
you must be cussing
they must be cussing

Perfect

I must have cussed
you must have cussed
he must have cussed
we must have cussed
you must have cussed
they must have cussed

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I cuss?
must you cuss?
must he cuss?
must we cuss?
must you cuss?
must they cuss?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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