The Conjugator
English verb conjugation
COULD FORGET

Irregular verb: forget - forgot - forgotten

Affirmation

Simple form

V-ing form

I could forget
you could forget
she could forget
we could forget
you could forget
they could forget
I could be forgetting
you could be forgetting
she could be forgetting
we could be forgetting
you could be forgetting
they could be forgetting

Perfect

V-ing perfect

I could have forgotten
you could have forgotten
she could have forgotten
we could have forgotten
you could have forgotten
they could have forgotten
I could have been forgetting
you could have been forgetting
she could have been forgetting
we could have been forgetting
you could have been forgetting
they could have been forgetting

Negation

Simple form

V-ing form

I could not forget
you could not forget
she could not forget
we could not forget
you could not forget
they could not forget
I could not be forgetting
you could not be forgetting
she could not be forgetting
we could not be forgetting
you could not be forgetting
they could not be forgetting

Perfect

V-ing perfect

I could not have forgotten
you could not have forgotten
she could not have forgotten
we could not have forgotten
you could not have forgotten
they could not have forgotten
I could not have been forgetting
you could not have been forgetting
she could not have been forgetting
we could not have been forgetting
you could not have been forgetting
they could not have been forgetting

Interrogative form

Simple form

V-ing form

could I forget?
could you forget?
could she forget?
could we forget?
could you forget?
could they forget?
could I be forgetting?
could you be forgetting?
could she be forgetting?
could we be forgetting?
could you be forgetting?
could they be forgetting?

Perfect

V-ing perfect

could I have forgotten?
could you have forgotten?
could she have forgotten?
could we have forgotten?
could you have forgotten?
could they have forgotten?
could I have been forgetting?
could you have been forgetting?
could she have been forgetting?
could we have been forgetting?
could you have been forgetting?
could they have been forgetting?

Interro-negative form

Simple form

V-ing form

could I not forget?
could you not forget?
could she not forget?
could we not forget?
could you not forget?
could they not forget?
could I not be forgetting?
could you not be forgetting?
could she not be forgetting?
could we not be forgetting?
could you not be forgetting?
could they not be forgetting?

Perfect

V-ing perfect

could I not have forgotten?
could you not have forgotten?
could she not have forgotten?
could we not have forgotten?
could you not have forgotten?
could they not have forgotten?
could I not have been forgetting?
could you not have been forgetting?
could she not have been forgetting?
could we not have been forgetting?
could you not have been forgetting?
could they not have been forgetting?