Conjugación del verbo inglés
COULD GREATEN

Verbo regular: greaten - greatened - greatened

Afirmación

Forma simple	Forma con V-ing
I could greaten you could greaten he could greaten we could greaten you could greaten they could greaten	I could be greatening you could be greatening he could be greatening we could be greatening you could be greatening they could be greatening
Perfecto	Perfecto con V-ing
I could have greatened you could have greatened he could have greatened we could have greatened you could have greatened they could have greatened	I could have been greatening you could have been greatening he could have been greatening we could have been greatening you could have been greatening they could have been greatening

Negación

Forma simple	Forma con V-ing
I could not greaten you could not greaten he could not greaten we could not greaten you could not greaten they could not greaten	I could not be greatening you could not be greatening he could not be greatening we could not be greatening you could not be greatening they could not be greatening
Perfecto	Perfecto con V-ing
I could not have greatened you could not have greatened he could not have greatened we could not have greatened you could not have greatened they could not have greatened	I could not have been greatening you could not have been greatening he could not have been greatening we could not have been greatening you could not have been greatening they could not have been greatening

Forma interrogativa

Forma simple	Forma con V-ing
could I greaten? could you greaten? could he greaten? could we greaten? could you greaten? could they greaten?	could I be greatening? could you be greatening? could he be greatening? could we be greatening? could you be greatening? could they be greatening?
Perfecto	Perfecto con V-ing
could I have greatened? could you have greatened? could he have greatened? could we have greatened? could you have greatened? could they have greatened?	could I have been greatening? could you have been greatening? could he have been greatening? could we have been greatening? could you have been greatening? could they have been greatening?

Forma interro-negativa

Forma simple	Forma con V-ing
could I not greaten? could you not greaten? could he not greaten? could we not greaten? could you not greaten? could they not greaten?	could I not be greatening? could you not be greatening? could he not be greatening? could we not be greatening? could you not be greatening? could they not be greatening?
Perfecto	Perfecto con V-ing
could I not have greatened? could you not have greatened? could he not have greatened? could we not have greatened? could you not have greatened? could they not have greatened?	could I not have been greatening? could you not have been greatening? could he not have been greatening? could we not have been greatening? could you not have been greatening? could they not have been greatening?