English verb conjugation COULD CORK

Regular verb: cork - corked - corked

Affirmation

Simple form

I could cork
you could cork
he could cork
we could cork
you could cork
they could cork

V-ing form

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

Perfect

I could have corked
you could have corked
he could have corked
we could have corked
you could have corked
they could have corked

V-ing perfect

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

Negation

Simple form

I could not cork
you could not cork
he could not cork
we could not cork
you could not cork
they could not cork

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I cork?
could you cork?
could he cork?
could we cork?
could you cork?
could they cork?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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