English verb conjugation MUST DEMONSTRATE

Regular verb: demonstrate - demonstrated - demonstrated

Affirmation

Simple form

I must demonstrate
you must demonstrate
she must demonstrate
we must demonstrate
you must demonstrate
they must demonstrate

V-ing form

I must be demonstrating
you must be demonstrating
she must be demonstrating
we must be demonstrating
you must be demonstrating
they must be demonstrating

Perfect

I must have demonstrated
you must have demonstrated
she must have demonstrated
we must have demonstrated
you must have demonstrated
they must have demonstrated

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I demonstrate?
must you demonstrate?
must she demonstrate?
must we demonstrate?
must you demonstrate?
must they demonstrate?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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