Conjugación del verbo inglés
COULD UNSHELL

Verbo regular: unshell - unshelled - unshelled

Afirmación

Forma simple	Forma con V-ing
I could unshell you could unshell she could unshell we could unshell you could unshell they could unshell	I could be unshelling you could be unshelling she could be unshelling we could be unshelling you could be unshelling they could be unshelling
Perfecto	Perfecto con V-ing
I could have unshelled you could have unshelled she could have unshelled we could have unshelled you could have unshelled they could have unshelled	I could have been unshelling you could have been unshelling she could have been unshelling we could have been unshelling you could have been unshelling they could have been unshelling

Negación

Forma simple	Forma con V-ing
I could not unshell you could not unshell she could not unshell we could not unshell you could not unshell they could not unshell	I could not be unshelling you could not be unshelling she could not be unshelling we could not be unshelling you could not be unshelling they could not be unshelling
Perfecto	Perfecto con V-ing
I could not have unshelled you could not have unshelled she could not have unshelled we could not have unshelled you could not have unshelled they could not have unshelled	I could not have been unshelling you could not have been unshelling she could not have been unshelling we could not have been unshelling you could not have been unshelling they could not have been unshelling

Forma interrogativa

Forma simple	Forma con V-ing
could I unshell? could you unshell? could she unshell? could we unshell? could you unshell? could they unshell?	could I be unshelling? could you be unshelling? could she be unshelling? could we be unshelling? could you be unshelling? could they be unshelling?
Perfecto	Perfecto con V-ing
could I have unshelled? could you have unshelled? could she have unshelled? could we have unshelled? could you have unshelled? could they have unshelled?	could I have been unshelling? could you have been unshelling? could she have been unshelling? could we have been unshelling? could you have been unshelling? could they have been unshelling?

Forma interro-negativa

Forma simple	Forma con V-ing
could I not unshell? could you not unshell? could she not unshell? could we not unshell? could you not unshell? could they not unshell?	could I not be unshelling? could you not be unshelling? could she not be unshelling? could we not be unshelling? could you not be unshelling? could they not be unshelling?
Perfecto	Perfecto con V-ing
could I not have unshelled? could you not have unshelled? could she not have unshelled? could we not have unshelled? could you not have unshelled? could they not have unshelled?	could I not have been unshelling? could you not have been unshelling? could she not have been unshelling? could we not have been unshelling? could you not have been unshelling? could they not have been unshelling?