Conjugación del verbo inglés
COULD PLUMPEN

Verbo regular: plumpen - plumpened - plumpened

Afirmación

Forma simple	Forma con V-ing
I could plumpen you could plumpen she could plumpen we could plumpen you could plumpen they could plumpen	I could be plumpening you could be plumpening she could be plumpening we could be plumpening you could be plumpening they could be plumpening
Perfecto	Perfecto con V-ing
I could have plumpened you could have plumpened she could have plumpened we could have plumpened you could have plumpened they could have plumpened	I could have been plumpening you could have been plumpening she could have been plumpening we could have been plumpening you could have been plumpening they could have been plumpening

Negación

Forma simple	Forma con V-ing
I could not plumpen you could not plumpen she could not plumpen we could not plumpen you could not plumpen they could not plumpen	I could not be plumpening you could not be plumpening she could not be plumpening we could not be plumpening you could not be plumpening they could not be plumpening
Perfecto	Perfecto con V-ing
I could not have plumpened you could not have plumpened she could not have plumpened we could not have plumpened you could not have plumpened they could not have plumpened	I could not have been plumpening you could not have been plumpening she could not have been plumpening we could not have been plumpening you could not have been plumpening they could not have been plumpening

Forma interrogativa

Forma simple	Forma con V-ing
could I plumpen? could you plumpen? could she plumpen? could we plumpen? could you plumpen? could they plumpen?	could I be plumpening? could you be plumpening? could she be plumpening? could we be plumpening? could you be plumpening? could they be plumpening?
Perfecto	Perfecto con V-ing
could I have plumpened? could you have plumpened? could she have plumpened? could we have plumpened? could you have plumpened? could they have plumpened?	could I have been plumpening? could you have been plumpening? could she have been plumpening? could we have been plumpening? could you have been plumpening? could they have been plumpening?

Forma interro-negativa

Forma simple	Forma con V-ing
could I not plumpen? could you not plumpen? could she not plumpen? could we not plumpen? could you not plumpen? could they not plumpen?	could I not be plumpening? could you not be plumpening? could she not be plumpening? could we not be plumpening? could you not be plumpening? could they not be plumpening?
Perfecto	Perfecto con V-ing
could I not have plumpened? could you not have plumpened? could she not have plumpened? could we not have plumpened? could you not have plumpened? could they not have plumpened?	could I not have been plumpening? could you not have been plumpening? could she not have been plumpening? could we not have been plumpening? could you not have been plumpening? could they not have been plumpening?