English verb conjugation MUST COUNTERACT

Regular verb: counteract - counteracted - counteracted

Affirmation

Simple form

I must counteract
you must counteract
she must counteract
we must counteract
you must counteract
they must counteract

V-ing form

I must be counteracting
you must be counteracting
she must be counteracting
we must be counteracting
you must be counteracting
they must be counteracting

Perfect

I must have counteracted
you must have counteracted
she must have counteracted
we must have counteracted
you must have counteracted
they must have counteracted

V-ing perfect

I must have been counteracting
you must have been counteracting
she must have been counteracting
we must have been counteracting
you must have been counteracting
they must have been counteracting

Negation

Simple form

I mustn't counteract
you mustn't counteract
she mustn't counteract
we mustn't counteract
you mustn't counteract
they mustn't counteract

V-ing form

I mustn't be counteracting
you mustn't be counteracting
she mustn't be counteracting
we mustn't be counteracting
you mustn't be counteracting
they mustn't be counteracting

Perfect

I mustn't have counteracted
you mustn't have counteracted
she mustn't have counteracted
we mustn't have counteracted
you mustn't have counteracted
they mustn't have counteracted

V-ing perfect

I mustn't have been counteracting
you mustn't have been counteracting
she mustn't have been counteracting
we mustn't have been counteracting
you mustn't have been counteracting
they mustn't have been counteracting

Interrogative form

Simple form

must I counteract?
must you counteract?
must she counteract?
must we counteract?
must you counteract?
must they counteract?

V-ing form

must I be counteracting?
must you be counteracting?
must she be counteracting?
must we be counteracting?
must you be counteracting?
must they be counteracting?

Perfect

must I have counteracted?
must you have counteracted?
must she have counteracted?
must we have counteracted?
must you have counteracted?
must they have counteracted?

V-ing perfect

must I have been counteracting?
must you have been counteracting?
must she have been counteracting?
must we have been counteracting?
must you have been counteracting?
must they have been counteracting?

Interro-negative form

Simple form

mustn't I counteract?
mustn't you counteract?
mustn't she counteract?
mustn't we counteract?
mustn't you counteract?
mustn't they counteract?

V-ing form

mustn't I be counteracting?
mustn't you be counteracting?
mustn't she be counteracting?
mustn't we be counteracting?
mustn't you be counteracting?
mustn't they be counteracting?

Perfect

mustn't I have counteracted?
mustn't you have counteracted?
mustn't she have counteracted?
mustn't we have counteracted?
mustn't you have counteracted?
mustn't they have counteracted?

V-ing perfect

mustn't I have been counteracting?
mustn't you have been counteracting?
mustn't she have been counteracting?
mustn't we have been counteracting?
mustn't you have been counteracting?
mustn't they have been counteracting?

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