I could sneeze you could sneeze she could sneeze we could sneeze you could sneeze they could sneeze
Forma com V-ing
I could be sneezing you could be sneezing she could be sneezing we could be sneezing you could be sneezing they could be sneezing
Perfeito
I could have sneezed you could have sneezed she could have sneezed we could have sneezed you could have sneezed they could have sneezed
Perfeito com V-ing
I could have been sneezing you could have been sneezing she could have been sneezing we could have been sneezing you could have been sneezing they could have been sneezing
Negação
Forma simple
I could not sneeze you could not sneeze she could not sneeze we could not sneeze you could not sneeze they could not sneeze
Forma com V-ing
I could not be sneezing you could not be sneezing she could not be sneezing we could not be sneezing you could not be sneezing they could not be sneezing
Perfeito
I could not have sneezed you could not have sneezed she could not have sneezed we could not have sneezed you could not have sneezed they could not have sneezed
Perfeito com V-ing
I could not have been sneezing you could not have been sneezing she could not have been sneezing we could not have been sneezing you could not have been sneezing they could not have been sneezing
Forma interrogativa
Forma simple
could I sneeze? could you sneeze? could she sneeze? could we sneeze? could you sneeze? could they sneeze?
Forma com V-ing
could I be sneezing? could you be sneezing? could she be sneezing? could we be sneezing? could you be sneezing? could they be sneezing?
Perfeito
could I have sneezed? could you have sneezed? could she have sneezed? could we have sneezed? could you have sneezed? could they have sneezed?
Perfeito com V-ing
could I have been sneezing? could you have been sneezing? could she have been sneezing? could we have been sneezing? could you have been sneezing? could they have been sneezing?
Forma interro-Negação
Forma simple
could I not sneeze? could you not sneeze? could she not sneeze? could we not sneeze? could you not sneeze? could they not sneeze?
Forma com V-ing
could I not be sneezing? could you not be sneezing? could she not be sneezing? could we not be sneezing? could you not be sneezing? could they not be sneezing?
Perfeito
could I not have sneezed? could you not have sneezed? could she not have sneezed? could we not have sneezed? could you not have sneezed? could they not have sneezed?
Perfeito com V-ing
could I not have been sneezing? could you not have been sneezing? could she not have been sneezing? could we not have been sneezing? could you not have been sneezing? could they not have been sneezing?