I could clump you could clump she could clump we could clump you could clump they could clump
Forma con V-ing
I could be clumping you could be clumping she could be clumping we could be clumping you could be clumping they could be clumping
Perfecto
I could have clumped you could have clumped she could have clumped we could have clumped you could have clumped they could have clumped
Perfecto con V-ing
I could have been clumping you could have been clumping she could have been clumping we could have been clumping you could have been clumping they could have been clumping
Negación
Forma simple
I could not clump you could not clump she could not clump we could not clump you could not clump they could not clump
Forma con V-ing
I could not be clumping you could not be clumping she could not be clumping we could not be clumping you could not be clumping they could not be clumping
Perfecto
I could not have clumped you could not have clumped she could not have clumped we could not have clumped you could not have clumped they could not have clumped
Perfecto con V-ing
I could not have been clumping you could not have been clumping she could not have been clumping we could not have been clumping you could not have been clumping they could not have been clumping
Forma interrogativa
Forma simple
could I clump? could you clump? could she clump? could we clump? could you clump? could they clump?
Forma con V-ing
could I be clumping? could you be clumping? could she be clumping? could we be clumping? could you be clumping? could they be clumping?
Perfecto
could I have clumped? could you have clumped? could she have clumped? could we have clumped? could you have clumped? could they have clumped?
Perfecto con V-ing
could I have been clumping? could you have been clumping? could she have been clumping? could we have been clumping? could you have been clumping? could they have been clumping?
Forma interro-negativa
Forma simple
could I not clump? could you not clump? could she not clump? could we not clump? could you not clump? could they not clump?
Forma con V-ing
could I not be clumping? could you not be clumping? could she not be clumping? could we not be clumping? could you not be clumping? could they not be clumping?
Perfecto
could I not have clumped? could you not have clumped? could she not have clumped? could we not have clumped? could you not have clumped? could they not have clumped?
Perfecto con V-ing
could I not have been clumping? could you not have been clumping? could she not have been clumping? could we not have been clumping? could you not have been clumping? could they not have been clumping?