English verb conjugation CAN BLACKEN

Regular verb: blacken - blackened - blackened

Affirmation

Simple form

I can blacken
you can blacken
she can blacken
we can blacken
you can blacken
they can blacken

V-ing form

I can be blackening
you can be blackening
she can be blackening
we can be blackening
you can be blackening
they can be blackening

Perfect

I can have blackened
you can have blackened
she can have blackened
we can have blackened
you can have blackened
they can have blackened

V-ing perfect

I can have been blackening
you can have been blackening
she can have been blackening
we can have been blackening
you can have been blackening
they can have been blackening

Negation

Simple form

I can't blacken
you can't blacken
she can't blacken
we can't blacken
you can't blacken
they can't blacken

V-ing form

I can't be blackening
you can't be blackening
she can't be blackening
we can't be blackening
you can't be blackening
they can't be blackening

Perfect

I can't have blackened
you can't have blackened
she can't have blackened
we can't have blackened
you can't have blackened
they can't have blackened

V-ing perfect

I can't have been blackening
you can't have been blackening
she can't have been blackening
we can't have been blackening
you can't have been blackening
they can't have been blackening

Interrogative form

Simple form

can I blacken?
can you blacken?
can she blacken?
can we blacken?
can you blacken?
can they blacken?

V-ing form

can I be blackening?
can you be blackening?
can she be blackening?
can we be blackening?
can you be blackening?
can they be blackening?

Perfect

can I have blackened?
can you have blackened?
can she have blackened?
can we have blackened?
can you have blackened?
can they have blackened?

V-ing perfect

can I have been blackening?
can you have been blackening?
can she have been blackening?
can we have been blackening?
can you have been blackening?
can they have been blackening?

Interro-negative form

Simple form

can't I blacken?
can't you blacken?
can't she blacken?
can't we blacken?
can't you blacken?
can't they blacken?

V-ing form

can't I be blackening?
can't you be blackening?
can't she be blackening?
can't we be blackening?
can't you be blackening?
can't they be blackening?

Perfect

can't I have blackened?
can't you have blackened?
can't she have blackened?
can't we have blackened?
can't you have blackened?
can't they have blackened?

V-ing perfect

can't I have been blackening?
can't you have been blackening?
can't she have been blackening?
can't we have been blackening?
can't you have been blackening?
can't they have been blackening?

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