English verb conjugation COULD HARP

Regular verb: harp - harped - harped

Affirmation

Simple form

I could harp
you could harp
he could harp
we could harp
you could harp
they could harp

V-ing form

I could be harping
you could be harping
he could be harping
we could be harping
you could be harping
they could be harping

Perfect

I could have harped
you could have harped
he could have harped
we could have harped
you could have harped
they could have harped

V-ing perfect

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

Negation

Simple form

I could not harp
you could not harp
he could not harp
we could not harp
you could not harp
they could not harp

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I harp?
could you harp?
could he harp?
could we harp?
could you harp?
could they harp?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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