I could flounder you could flounder he could flounder we could flounder you could flounder they could flounder
Forma con V-ing
I could be floundering you could be floundering he could be floundering we could be floundering you could be floundering they could be floundering
Perfecto
I could have floundered you could have floundered he could have floundered we could have floundered you could have floundered they could have floundered
Perfecto con V-ing
I could have been floundering you could have been floundering he could have been floundering we could have been floundering you could have been floundering they could have been floundering
Negación
Forma simple
I could not flounder you could not flounder he could not flounder we could not flounder you could not flounder they could not flounder
Forma con V-ing
I could not be floundering you could not be floundering he could not be floundering we could not be floundering you could not be floundering they could not be floundering
Perfecto
I could not have floundered you could not have floundered he could not have floundered we could not have floundered you could not have floundered they could not have floundered
Perfecto con V-ing
I could not have been floundering you could not have been floundering he could not have been floundering we could not have been floundering you could not have been floundering they could not have been floundering
Forma interrogativa
Forma simple
could I flounder? could you flounder? could he flounder? could we flounder? could you flounder? could they flounder?
Forma con V-ing
could I be floundering? could you be floundering? could he be floundering? could we be floundering? could you be floundering? could they be floundering?
Perfecto
could I have floundered? could you have floundered? could he have floundered? could we have floundered? could you have floundered? could they have floundered?
Perfecto con V-ing
could I have been floundering? could you have been floundering? could he have been floundering? could we have been floundering? could you have been floundering? could they have been floundering?
Forma interro-negativa
Forma simple
could I not flounder? could you not flounder? could he not flounder? could we not flounder? could you not flounder? could they not flounder?
Forma con V-ing
could I not be floundering? could you not be floundering? could he not be floundering? could we not be floundering? could you not be floundering? could they not be floundering?
Perfecto
could I not have floundered? could you not have floundered? could he not have floundered? could we not have floundered? could you not have floundered? could they not have floundered?
Perfecto con V-ing
could I not have been floundering? could you not have been floundering? could he not have been floundering? could we not have been floundering? could you not have been floundering? could they not have been floundering?