English verb conjugation COULD BIRDIE

Regular verb: birdie - birdied - birdied

Affirmation

Simple form

I could birdie
you could birdie
he could birdie
we could birdie
you could birdie
they could birdie

V-ing form

I could be birdying
you could be birdying
he could be birdying
we could be birdying
you could be birdying
they could be birdying

Perfect

I could have birdied
you could have birdied
he could have birdied
we could have birdied
you could have birdied
they could have birdied

V-ing perfect

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

Negation

Simple form

I could not birdie
you could not birdie
he could not birdie
we could not birdie
you could not birdie
they could not birdie

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I birdie?
could you birdie?
could he birdie?
could we birdie?
could you birdie?
could they birdie?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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