English verb conjugation COULD PURR

Regular verb: purr - purred - purred

Affirmation

Simple form

I could purr
you could purr
he could purr
we could purr
you could purr
they could purr

V-ing form

I could be purring
you could be purring
he could be purring
we could be purring
you could be purring
they could be purring

Perfect

I could have purred
you could have purred
he could have purred
we could have purred
you could have purred
they could have purred

V-ing perfect

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

Negation

Simple form

I could not purr
you could not purr
he could not purr
we could not purr
you could not purr
they could not purr

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I purr?
could you purr?
could he purr?
could we purr?
could you purr?
could they purr?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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