English verb conjugation MUST FISSURE

Regular verb: fissure - fissured - fissured

Affirmation

Simple form

I must fissure
you must fissure
she must fissure
we must fissure
you must fissure
they must fissure

V-ing form

I must be fissuring
you must be fissuring
she must be fissuring
we must be fissuring
you must be fissuring
they must be fissuring

Perfect

I must have fissured
you must have fissured
she must have fissured
we must have fissured
you must have fissured
they must have fissured

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I fissure?
must you fissure?
must she fissure?
must we fissure?
must you fissure?
must they fissure?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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