English verb conjugation CAN HARKEN

Regular verb: harken - harkened - harkened

Affirmation

Simple form

I can harken
you can harken
he can harken
we can harken
you can harken
they can harken

V-ing form

I can be harkening
you can be harkening
he can be harkening
we can be harkening
you can be harkening
they can be harkening

Perfect

I can have harkened
you can have harkened
he can have harkened
we can have harkened
you can have harkened
they can have harkened

V-ing perfect

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

Negation

Simple form

I can't harken
you can't harken
he can't harken
we can't harken
you can't harken
they can't harken

V-ing form

I can't be harkening
you can't be harkening
he can't be harkening
we can't be harkening
you can't be harkening
they can't be harkening

Perfect

I can't have harkened
you can't have harkened
he can't have harkened
we can't have harkened
you can't have harkened
they can't have harkened

V-ing perfect

I can't have been harkening
you can't have been harkening
he can't have been harkening
we can't have been harkening
you can't have been harkening
they can't have been harkening

Interrogative form

Simple form

can I harken?
can you harken?
can he harken?
can we harken?
can you harken?
can they harken?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

can't I harken?
can't you harken?
can't he harken?
can't we harken?
can't you harken?
can't they harken?

V-ing form

can't I be harkening?
can't you be harkening?
can't he be harkening?
can't we be harkening?
can't you be harkening?
can't they be harkening?

Perfect

can't I have harkened?
can't you have harkened?
can't he have harkened?
can't we have harkened?
can't you have harkened?
can't they have harkened?

V-ing perfect

can't I have been harkening?
can't you have been harkening?
can't he have been harkening?
can't we have been harkening?
can't you have been harkening?
can't they have been harkening?

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