English verb conjugation MUST BUSK

Regular verb: busk - busked - busked

Affirmation

Simple form

I must busk
you must busk
he must busk
we must busk
you must busk
they must busk

V-ing form

I must be busking
you must be busking
he must be busking
we must be busking
you must be busking
they must be busking

Perfect

I must have busked
you must have busked
he must have busked
we must have busked
you must have busked
they must have busked

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I busk?
must you busk?
must he busk?
must we busk?
must you busk?
must they busk?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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