The Conjugator
English verb conjugation
MUST CALCULATE

Regular verb: calculate - calculated - calculated

Affirmation

Simple form

V-ing form

I must calculate
you must calculate
he must calculate
we must calculate
you must calculate
they must calculate
I must be calculating
you must be calculating
he must be calculating
we must be calculating
you must be calculating
they must be calculating

Perfect

V-ing perfect

I must have calculated
you must have calculated
he must have calculated
we must have calculated
you must have calculated
they must have calculated
I must have been calculating
you must have been calculating
he must have been calculating
we must have been calculating
you must have been calculating
they must have been calculating

Negation

Simple form

V-ing form

I mustn't calculate
you mustn't calculate
he mustn't calculate
we mustn't calculate
you mustn't calculate
they mustn't calculate
I mustn't be calculating
you mustn't be calculating
he mustn't be calculating
we mustn't be calculating
you mustn't be calculating
they mustn't be calculating

Perfect

V-ing perfect

I mustn't have calculated
you mustn't have calculated
he mustn't have calculated
we mustn't have calculated
you mustn't have calculated
they mustn't have calculated
I mustn't have been calculating
you mustn't have been calculating
he mustn't have been calculating
we mustn't have been calculating
you mustn't have been calculating
they mustn't have been calculating

Interrogative form

Simple form

V-ing form

must I calculate?
must you calculate?
must he calculate?
must we calculate?
must you calculate?
must they calculate?
must I be calculating?
must you be calculating?
must he be calculating?
must we be calculating?
must you be calculating?
must they be calculating?

Perfect

V-ing perfect

must I have calculated?
must you have calculated?
must he have calculated?
must we have calculated?
must you have calculated?
must they have calculated?
must I have been calculating?
must you have been calculating?
must he have been calculating?
must we have been calculating?
must you have been calculating?
must they have been calculating?

Interro-negative form

Simple form

V-ing form

mustn't I calculate?
mustn't you calculate?
mustn't he calculate?
mustn't we calculate?
mustn't you calculate?
mustn't they calculate?
mustn't I be calculating?
mustn't you be calculating?
mustn't he be calculating?
mustn't we be calculating?
mustn't you be calculating?
mustn't they be calculating?

Perfect

V-ing perfect

mustn't I have calculated?
mustn't you have calculated?
mustn't he have calculated?
mustn't we have calculated?
mustn't you have calculated?
mustn't they have calculated?
mustn't I have been calculating?
mustn't you have been calculating?
mustn't he have been calculating?
mustn't we have been calculating?
mustn't you have been calculating?
mustn't they have been calculating?