English verb conjugation MUST GASH

Regular verb: gash - gashed - gashed

Affirmation

Simple form

I must gash
you must gash
he must gash
we must gash
you must gash
they must gash

V-ing form

I must be gashing
you must be gashing
he must be gashing
we must be gashing
you must be gashing
they must be gashing

Perfect

I must have gashed
you must have gashed
he must have gashed
we must have gashed
you must have gashed
they must have gashed

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I gash?
must you gash?
must he gash?
must we gash?
must you gash?
must they gash?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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