English verb conjugation COULD FURROW

Regular verb: furrow - furrowed - furrowed

Affirmation

Simple form

I could furrow
you could furrow
he could furrow
we could furrow
you could furrow
they could furrow

V-ing form

I could be furrowing
you could be furrowing
he could be furrowing
we could be furrowing
you could be furrowing
they could be furrowing

Perfect

I could have furrowed
you could have furrowed
he could have furrowed
we could have furrowed
you could have furrowed
they could have furrowed

V-ing perfect

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

Negation

Simple form

I could not furrow
you could not furrow
he could not furrow
we could not furrow
you could not furrow
they could not furrow

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I furrow?
could you furrow?
could he furrow?
could we furrow?
could you furrow?
could they furrow?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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