English verb conjugation MUST DECIDE DECIDE

Regular verb: decide decide - decide decided - decide decided

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

Affirmation

Simple form

I must decide decide
you must decide decide
he must decide decide
we must decide decide
you must decide decide
they must decide decide

V-ing form

I must be decide deciding
you must be decide deciding
he must be decide deciding
we must be decide deciding
you must be decide deciding
they must be decide deciding

Perfect

I must have decide decided
you must have decide decided
he must have decide decided
we must have decide decided
you must have decide decided
they must have decide decided

V-ing perfect

I must have been decide deciding
you must have been decide deciding
he must have been decide deciding
we must have been decide deciding
you must have been decide deciding
they must have been decide deciding

Negation

Simple form

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

V-ing form

I mustn't be decide deciding
you mustn't be decide deciding
he mustn't be decide deciding
we mustn't be decide deciding
you mustn't be decide deciding
they mustn't be decide deciding

Perfect

I mustn't have decide decided
you mustn't have decide decided
he mustn't have decide decided
we mustn't have decide decided
you mustn't have decide decided
they mustn't have decide decided

V-ing perfect

I mustn't have been decide deciding
you mustn't have been decide deciding
he mustn't have been decide deciding
we mustn't have been decide deciding
you mustn't have been decide deciding
they mustn't have been decide deciding

Interrogative form

Simple form

must I decide decide?
must you decide decide?
must he decide decide?
must we decide decide?
must you decide decide?
must they decide decide?

V-ing form

must I be decide deciding?
must you be decide deciding?
must he be decide deciding?
must we be decide deciding?
must you be decide deciding?
must they be decide deciding?

Perfect

must I have decide decided?
must you have decide decided?
must he have decide decided?
must we have decide decided?
must you have decide decided?
must they have decide decided?

V-ing perfect

must I have been decide deciding?
must you have been decide deciding?
must he have been decide deciding?
must we have been decide deciding?
must you have been decide deciding?
must they have been decide deciding?

Interro-negative form

Simple form

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

V-ing form

mustn't I be decide deciding?
mustn't you be decide deciding?
mustn't he be decide deciding?
mustn't we be decide deciding?
mustn't you be decide deciding?
mustn't they be decide deciding?

Perfect

mustn't I have decide decided?
mustn't you have decide decided?
mustn't he have decide decided?
mustn't we have decide decided?
mustn't you have decide decided?
mustn't they have decide decided?

V-ing perfect

mustn't I have been decide deciding?
mustn't you have been decide deciding?
mustn't he have been decide deciding?
mustn't we have been decide deciding?
mustn't you have been decide deciding?
mustn't they have been decide deciding?

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