Conjugación del verbo inglés
COULD COARSEN

Verbo regular: coarsen - coarsened - coarsened

Afirmación

Forma simple	Forma con V-ing
I could coarsen you could coarsen he could coarsen we could coarsen you could coarsen they could coarsen	I could be coarsening you could be coarsening he could be coarsening we could be coarsening you could be coarsening they could be coarsening
Perfecto	Perfecto con V-ing
I could have coarsened you could have coarsened he could have coarsened we could have coarsened you could have coarsened they could have coarsened	I could have been coarsening you could have been coarsening he could have been coarsening we could have been coarsening you could have been coarsening they could have been coarsening

Negación

Forma simple	Forma con V-ing
I could not coarsen you could not coarsen he could not coarsen we could not coarsen you could not coarsen they could not coarsen	I could not be coarsening you could not be coarsening he could not be coarsening we could not be coarsening you could not be coarsening they could not be coarsening
Perfecto	Perfecto con V-ing
I could not have coarsened you could not have coarsened he could not have coarsened we could not have coarsened you could not have coarsened they could not have coarsened	I could not have been coarsening you could not have been coarsening he could not have been coarsening we could not have been coarsening you could not have been coarsening they could not have been coarsening

Forma interrogativa

Forma simple	Forma con V-ing
could I coarsen? could you coarsen? could he coarsen? could we coarsen? could you coarsen? could they coarsen?	could I be coarsening? could you be coarsening? could he be coarsening? could we be coarsening? could you be coarsening? could they be coarsening?
Perfecto	Perfecto con V-ing
could I have coarsened? could you have coarsened? could he have coarsened? could we have coarsened? could you have coarsened? could they have coarsened?	could I have been coarsening? could you have been coarsening? could he have been coarsening? could we have been coarsening? could you have been coarsening? could they have been coarsening?

Forma interro-negativa

Forma simple	Forma con V-ing
could I not coarsen? could you not coarsen? could he not coarsen? could we not coarsen? could you not coarsen? could they not coarsen?	could I not be coarsening? could you not be coarsening? could he not be coarsening? could we not be coarsening? could you not be coarsening? could they not be coarsening?
Perfecto	Perfecto con V-ing
could I not have coarsened? could you not have coarsened? could he not have coarsened? could we not have coarsened? could you not have coarsened? could they not have coarsened?	could I not have been coarsening? could you not have been coarsening? could he not have been coarsening? could we not have been coarsening? could you not have been coarsening? could they not have been coarsening?