The Conjugator
English verb conjugation
MUST FIRE

Regular verb: fire - fired - fired

Affirmation

Simple form

V-ing form

I must fire
you must fire
she must fire
we must fire
you must fire
they must fire
I must be firing
you must be firing
she must be firing
we must be firing
you must be firing
they must be firing

Perfect

V-ing perfect

I must have fired
you must have fired
she must have fired
we must have fired
you must have fired
they must have fired
I must have been firing
you must have been firing
she must have been firing
we must have been firing
you must have been firing
they must have been firing

Negation

Simple form

V-ing form

I mustn't fire
you mustn't fire
she mustn't fire
we mustn't fire
you mustn't fire
they mustn't fire
I mustn't be firing
you mustn't be firing
she mustn't be firing
we mustn't be firing
you mustn't be firing
they mustn't be firing

Perfect

V-ing perfect

I mustn't have fired
you mustn't have fired
she mustn't have fired
we mustn't have fired
you mustn't have fired
they mustn't have fired
I mustn't have been firing
you mustn't have been firing
she mustn't have been firing
we mustn't have been firing
you mustn't have been firing
they mustn't have been firing

Interrogative form

Simple form

V-ing form

must I fire?
must you fire?
must she fire?
must we fire?
must you fire?
must they fire?
must I be firing?
must you be firing?
must she be firing?
must we be firing?
must you be firing?
must they be firing?

Perfect

V-ing perfect

must I have fired?
must you have fired?
must she have fired?
must we have fired?
must you have fired?
must they have fired?
must I have been firing?
must you have been firing?
must she have been firing?
must we have been firing?
must you have been firing?
must they have been firing?

Interro-negative form

Simple form

V-ing form

mustn't I fire?
mustn't you fire?
mustn't she fire?
mustn't we fire?
mustn't you fire?
mustn't they fire?
mustn't I be firing?
mustn't you be firing?
mustn't she be firing?
mustn't we be firing?
mustn't you be firing?
mustn't they be firing?

Perfect

V-ing perfect

mustn't I have fired?
mustn't you have fired?
mustn't she have fired?
mustn't we have fired?
mustn't you have fired?
mustn't they have fired?
mustn't I have been firing?
mustn't you have been firing?
mustn't she have been firing?
mustn't we have been firing?
mustn't you have been firing?
mustn't they have been firing?