Attenzione, questo verbo potrebbe non esistere, la coniugazione viene fornita come esempio.
Affermazione
Forma semplice
I could sum sum you could sum sum he could sum sum we could sum sum you could sum sum they could sum sum
Forma con V-ing
I could be sum suming you could be sum suming he could be sum suming we could be sum suming you could be sum suming they could be sum suming
Perfetto
I could have sum sumed you could have sum sumed he could have sum sumed we could have sum sumed you could have sum sumed they could have sum sumed
Perfetto con V-ing
I could have been sum suming you could have been sum suming he could have been sum suming we could have been sum suming you could have been sum suming they could have been sum suming
Negazione
Forma semplice
I could not sum sum you could not sum sum he could not sum sum we could not sum sum you could not sum sum they could not sum sum
Forma con V-ing
I could not be sum suming you could not be sum suming he could not be sum suming we could not be sum suming you could not be sum suming they could not be sum suming
Perfetto
I could not have sum sumed you could not have sum sumed he could not have sum sumed we could not have sum sumed you could not have sum sumed they could not have sum sumed
Perfetto con V-ing
I could not have been sum suming you could not have been sum suming he could not have been sum suming we could not have been sum suming you could not have been sum suming they could not have been sum suming
Forma interrogativa
Forma semplice
could I sum sum? could you sum sum? could he sum sum? could we sum sum? could you sum sum? could they sum sum?
Forma con V-ing
could I be sum suming? could you be sum suming? could he be sum suming? could we be sum suming? could you be sum suming? could they be sum suming?
Perfetto
could I have sum sumed? could you have sum sumed? could he have sum sumed? could we have sum sumed? could you have sum sumed? could they have sum sumed?
Perfetto con V-ing
could I have been sum suming? could you have been sum suming? could he have been sum suming? could we have been sum suming? could you have been sum suming? could they have been sum suming?
Forma interro-negativa
Forma semplice
could I not sum sum? could you not sum sum? could he not sum sum? could we not sum sum? could you not sum sum? could they not sum sum?
Forma con V-ing
could I not be sum suming? could you not be sum suming? could he not be sum suming? could we not be sum suming? could you not be sum suming? could they not be sum suming?
Perfetto
could I not have sum sumed? could you not have sum sumed? could he not have sum sumed? could we not have sum sumed? could you not have sum sumed? could they not have sum sumed?
Perfetto con V-ing
could I not have been sum suming? could you not have been sum suming? could he not have been sum suming? could we not have been sum suming? could you not have been sum suming? could they not have been sum suming?