English verb conjugation MUST SHOWCASE

Regular verb: showcase - showcased - showcased

Affirmation

Simple form

I must showcase
you must showcase
she must showcase
we must showcase
you must showcase
they must showcase

V-ing form

I must be showcasing
you must be showcasing
she must be showcasing
we must be showcasing
you must be showcasing
they must be showcasing

Perfect

I must have showcased
you must have showcased
she must have showcased
we must have showcased
you must have showcased
they must have showcased

V-ing perfect

I must have been showcasing
you must have been showcasing
she must have been showcasing
we must have been showcasing
you must have been showcasing
they must have been showcasing

Negation

Simple form

I mustn't showcase
you mustn't showcase
she mustn't showcase
we mustn't showcase
you mustn't showcase
they mustn't showcase

V-ing form

I mustn't be showcasing
you mustn't be showcasing
she mustn't be showcasing
we mustn't be showcasing
you mustn't be showcasing
they mustn't be showcasing

Perfect

I mustn't have showcased
you mustn't have showcased
she mustn't have showcased
we mustn't have showcased
you mustn't have showcased
they mustn't have showcased

V-ing perfect

I mustn't have been showcasing
you mustn't have been showcasing
she mustn't have been showcasing
we mustn't have been showcasing
you mustn't have been showcasing
they mustn't have been showcasing

Interrogative form

Simple form

must I showcase?
must you showcase?
must she showcase?
must we showcase?
must you showcase?
must they showcase?

V-ing form

must I be showcasing?
must you be showcasing?
must she be showcasing?
must we be showcasing?
must you be showcasing?
must they be showcasing?

Perfect

must I have showcased?
must you have showcased?
must she have showcased?
must we have showcased?
must you have showcased?
must they have showcased?

V-ing perfect

must I have been showcasing?
must you have been showcasing?
must she have been showcasing?
must we have been showcasing?
must you have been showcasing?
must they have been showcasing?

Interro-negative form

Simple form

mustn't I showcase?
mustn't you showcase?
mustn't she showcase?
mustn't we showcase?
mustn't you showcase?
mustn't they showcase?

V-ing form

mustn't I be showcasing?
mustn't you be showcasing?
mustn't she be showcasing?
mustn't we be showcasing?
mustn't you be showcasing?
mustn't they be showcasing?

Perfect

mustn't I have showcased?
mustn't you have showcased?
mustn't she have showcased?
mustn't we have showcased?
mustn't you have showcased?
mustn't they have showcased?

V-ing perfect

mustn't I have been showcasing?
mustn't you have been showcasing?
mustn't she have been showcasing?
mustn't we have been showcasing?
mustn't you have been showcasing?
mustn't they have been showcasing?

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