English verb conjugation COULD SURNAME

Regular verb: surname - surnamed - surnamed

Affirmation

Simple form

I could surname
you could surname
he could surname
we could surname
you could surname
they could surname

V-ing form

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

Perfect

I could have surnamed
you could have surnamed
he could have surnamed
we could have surnamed
you could have surnamed
they could have surnamed

V-ing perfect

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

Negation

Simple form

I could not surname
you could not surname
he could not surname
we could not surname
you could not surname
they could not surname

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I surname?
could you surname?
could he surname?
could we surname?
could you surname?
could they surname?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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