English verb conjugation COULD PREFIX

Regular verb: prefix - prefixed - prefixed

Affirmation

Simple form

I could prefix
you could prefix
she could prefix
we could prefix
you could prefix
they could prefix

V-ing form

I could be prefixing
you could be prefixing
she could be prefixing
we could be prefixing
you could be prefixing
they could be prefixing

Perfect

I could have prefixed
you could have prefixed
she could have prefixed
we could have prefixed
you could have prefixed
they could have prefixed

V-ing perfect

I could have been prefixing
you could have been prefixing
she could have been prefixing
we could have been prefixing
you could have been prefixing
they could have been prefixing

Negation

Simple form

I could not prefix
you could not prefix
she could not prefix
we could not prefix
you could not prefix
they could not prefix

V-ing form

I could not be prefixing
you could not be prefixing
she could not be prefixing
we could not be prefixing
you could not be prefixing
they could not be prefixing

Perfect

I could not have prefixed
you could not have prefixed
she could not have prefixed
we could not have prefixed
you could not have prefixed
they could not have prefixed

V-ing perfect

I could not have been prefixing
you could not have been prefixing
she could not have been prefixing
we could not have been prefixing
you could not have been prefixing
they could not have been prefixing

Interrogative form

Simple form

could I prefix?
could you prefix?
could she prefix?
could we prefix?
could you prefix?
could they prefix?

V-ing form

could I be prefixing?
could you be prefixing?
could she be prefixing?
could we be prefixing?
could you be prefixing?
could they be prefixing?

Perfect

could I have prefixed?
could you have prefixed?
could she have prefixed?
could we have prefixed?
could you have prefixed?
could they have prefixed?

V-ing perfect

could I have been prefixing?
could you have been prefixing?
could she have been prefixing?
could we have been prefixing?
could you have been prefixing?
could they have been prefixing?

Interro-negative form

Simple form

could I not prefix?
could you not prefix?
could she not prefix?
could we not prefix?
could you not prefix?
could they not prefix?

V-ing form

could I not be prefixing?
could you not be prefixing?
could she not be prefixing?
could we not be prefixing?
could you not be prefixing?
could they not be prefixing?

Perfect

could I not have prefixed?
could you not have prefixed?
could she not have prefixed?
could we not have prefixed?
could you not have prefixed?
could they not have prefixed?

V-ing perfect

could I not have been prefixing?
could you not have been prefixing?
could she not have been prefixing?
could we not have been prefixing?
could you not have been prefixing?
could they not have been prefixing?

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