English verb conjugation COULD FORGET

Irregular verb: forget - forgot - forgotten

Affirmation

Simple form

I could forget
you could forget
he could forget
we could forget
you could forget
they could forget

V-ing form

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

Perfect

I could have forgotten
you could have forgotten
he could have forgotten
we could have forgotten
you could have forgotten
they could have forgotten

V-ing perfect

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

Negation

Simple form

I couldn't forget
you couldn't forget
he couldn't forget
we couldn't forget
you couldn't forget
they couldn't forget

V-ing form

I couldn't be forgetting
you couldn't be forgetting
he couldn't be forgetting
we couldn't be forgetting
you couldn't be forgetting
they couldn't be forgetting

Perfect

I couldn't have forgotten
you couldn't have forgotten
he couldn't have forgotten
we couldn't have forgotten
you couldn't have forgotten
they couldn't have forgotten

V-ing perfect

I couldn't have been forgetting
you couldn't have been forgetting
he couldn't have been forgetting
we couldn't have been forgetting
you couldn't have been forgetting
they couldn't have been forgetting

Interrogative form

Simple form

could I forget?
could you forget?
could he forget?
could we forget?
could you forget?
could they forget?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

couldn't I forget?
couldn't you forget?
couldn't he forget?
couldn't we forget?
couldn't you forget?
couldn't they forget?

V-ing form

couldn't I be forgetting?
couldn't you be forgetting?
couldn't he be forgetting?
couldn't we be forgetting?
couldn't you be forgetting?
couldn't they be forgetting?

Perfect

couldn't I have forgotten?
couldn't you have forgotten?
couldn't he have forgotten?
couldn't we have forgotten?
couldn't you have forgotten?
couldn't they have forgotten?

V-ing perfect

couldn't I have been forgetting?
couldn't you have been forgetting?
couldn't he have been forgetting?
couldn't we have been forgetting?
couldn't you have been forgetting?
couldn't they have been forgetting?

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