English verb conjugation CAN RETROACT

Regular verb: retroact - retroacted - retroacted

Affirmation

Simple form

I can retroact
you can retroact
he can retroact
we can retroact
you can retroact
they can retroact

V-ing form

I can be retroacting
you can be retroacting
he can be retroacting
we can be retroacting
you can be retroacting
they can be retroacting

Perfect

I can have retroacted
you can have retroacted
he can have retroacted
we can have retroacted
you can have retroacted
they can have retroacted

V-ing perfect

I can have been retroacting
you can have been retroacting
he can have been retroacting
we can have been retroacting
you can have been retroacting
they can have been retroacting

Negation

Simple form

I cannot retroact
you cannot retroact
he cannot retroact
we cannot retroact
you cannot retroact
they cannot retroact

V-ing form

I cannot be retroacting
you cannot be retroacting
he cannot be retroacting
we cannot be retroacting
you cannot be retroacting
they cannot be retroacting

Perfect

I cannot have retroacted
you cannot have retroacted
he cannot have retroacted
we cannot have retroacted
you cannot have retroacted
they cannot have retroacted

V-ing perfect

I cannot have been retroacting
you cannot have been retroacting
he cannot have been retroacting
we cannot have been retroacting
you cannot have been retroacting
they cannot have been retroacting

Interrogative form

Simple form

can I retroact?
can you retroact?
can he retroact?
can we retroact?
can you retroact?
can they retroact?

V-ing form

can I be retroacting?
can you be retroacting?
can he be retroacting?
can we be retroacting?
can you be retroacting?
can they be retroacting?

Perfect

can I have retroacted?
can you have retroacted?
can he have retroacted?
can we have retroacted?
can you have retroacted?
can they have retroacted?

V-ing perfect

can I have been retroacting?
can you have been retroacting?
can he have been retroacting?
can we have been retroacting?
can you have been retroacting?
can they have been retroacting?

Interro-negative form

Simple form

can I not retroact?
can you not retroact?
can he not retroact?
can we not retroact?
can you not retroact?
can they not retroact?

V-ing form

can I not be retroacting?
can you not be retroacting?
can he not be retroacting?
can we not be retroacting?
can you not be retroacting?
can they not be retroacting?

Perfect

can I not have retroacted?
can you not have retroacted?
can he not have retroacted?
can we not have retroacted?
can you not have retroacted?
can they not have retroacted?

V-ing perfect

can I not have been retroacting?
can you not have been retroacting?
can he not have been retroacting?
can we not have been retroacting?
can you not have been retroacting?
can they not have been retroacting?

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