English verb conjugation MUST GASSER

Regular verb: gasser - gassered - gassered

Warning, this verb may not exist. Conjugation is given as example.

Affirmation

Simple form

I must gasser
you must gasser
she must gasser
we must gasser
you must gasser
they must gasser

V-ing form

I must be gassering
you must be gassering
she must be gassering
we must be gassering
you must be gassering
they must be gassering

Perfect

I must have gassered
you must have gassered
she must have gassered
we must have gassered
you must have gassered
they must have gassered

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I gasser?
must you gasser?
must she gasser?
must we gasser?
must you gasser?
must they gasser?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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