English verb conjugation COULD BE

Irregular verb: be - was/were - been


Affirmation

Simple form

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

V-ing form

I could be being
you could be being
he could be being
we could be being
you could be being
they could be being

Perfect

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

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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