English verb conjugation MUST DECELERATE

Regular verb: decelerate - decelerated - decelerated

Affirmation

Simple form

I must decelerate
you must decelerate
he must decelerate
we must decelerate
you must decelerate
they must decelerate

V-ing form

I must be decelerating
you must be decelerating
he must be decelerating
we must be decelerating
you must be decelerating
they must be decelerating

Perfect

I must have decelerated
you must have decelerated
he must have decelerated
we must have decelerated
you must have decelerated
they must have decelerated

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I decelerate?
must you decelerate?
must he decelerate?
must we decelerate?
must you decelerate?
must they decelerate?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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