English verb conjugation COULD KITTEN

Regular verb: kitten - kittened - kittened

Affirmation

Simple form

I could kitten
you could kitten
he could kitten
we could kitten
you could kitten
they could kitten

V-ing form

I could be kittening
you could be kittening
he could be kittening
we could be kittening
you could be kittening
they could be kittening

Perfect

I could have kittened
you could have kittened
he could have kittened
we could have kittened
you could have kittened
they could have kittened

V-ing perfect

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

Negation

Simple form

I could not kitten
you could not kitten
he could not kitten
we could not kitten
you could not kitten
they could not kitten

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I kitten?
could you kitten?
could he kitten?
could we kitten?
could you kitten?
could they kitten?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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