English verb conjugation COULD HARK

Regular verb: hark - harked - harked

Affirmation

Simple form

I could hark
you could hark
he could hark
we could hark
you could hark
they could hark

V-ing form

I could be harking
you could be harking
he could be harking
we could be harking
you could be harking
they could be harking

Perfect

I could have harked
you could have harked
he could have harked
we could have harked
you could have harked
they could have harked

V-ing perfect

I could have been harking
you could have been harking
he could have been harking
we could have been harking
you could have been harking
they could have been harking

Negation

Simple form

I could not hark
you could not hark
he could not hark
we could not hark
you could not hark
they could not hark

V-ing form

I could not be harking
you could not be harking
he could not be harking
we could not be harking
you could not be harking
they could not be harking

Perfect

I could not have harked
you could not have harked
he could not have harked
we could not have harked
you could not have harked
they could not have harked

V-ing perfect

I could not have been harking
you could not have been harking
he could not have been harking
we could not have been harking
you could not have been harking
they could not have been harking

Interrogative form

Simple form

could I hark?
could you hark?
could he hark?
could we hark?
could you hark?
could they hark?

V-ing form

could I be harking?
could you be harking?
could he be harking?
could we be harking?
could you be harking?
could they be harking?

Perfect

could I have harked?
could you have harked?
could he have harked?
could we have harked?
could you have harked?
could they have harked?

V-ing perfect

could I have been harking?
could you have been harking?
could he have been harking?
could we have been harking?
could you have been harking?
could they have been harking?

Interro-negative form

Simple form

could I not hark?
could you not hark?
could he not hark?
could we not hark?
could you not hark?
could they not hark?

V-ing form

could I not be harking?
could you not be harking?
could he not be harking?
could we not be harking?
could you not be harking?
could they not be harking?

Perfect

could I not have harked?
could you not have harked?
could he not have harked?
could we not have harked?
could you not have harked?
could they not have harked?

V-ing perfect

could I not have been harking?
could you not have been harking?
could he not have been harking?
could we not have been harking?
could you not have been harking?
could they not have been harking?

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