I could decease you could decease he could decease we could decease you could decease they could decease
Forma con V-ing
I could be deceasing you could be deceasing he could be deceasing we could be deceasing you could be deceasing they could be deceasing
Perfecto
I could have deceased you could have deceased he could have deceased we could have deceased you could have deceased they could have deceased
Perfecto con V-ing
I could have been deceasing you could have been deceasing he could have been deceasing we could have been deceasing you could have been deceasing they could have been deceasing
Negación
Forma simple
I could not decease you could not decease he could not decease we could not decease you could not decease they could not decease
Forma con V-ing
I could not be deceasing you could not be deceasing he could not be deceasing we could not be deceasing you could not be deceasing they could not be deceasing
Perfecto
I could not have deceased you could not have deceased he could not have deceased we could not have deceased you could not have deceased they could not have deceased
Perfecto con V-ing
I could not have been deceasing you could not have been deceasing he could not have been deceasing we could not have been deceasing you could not have been deceasing they could not have been deceasing
Forma interrogativa
Forma simple
could I decease? could you decease? could he decease? could we decease? could you decease? could they decease?
Forma con V-ing
could I be deceasing? could you be deceasing? could he be deceasing? could we be deceasing? could you be deceasing? could they be deceasing?
Perfecto
could I have deceased? could you have deceased? could he have deceased? could we have deceased? could you have deceased? could they have deceased?
Perfecto con V-ing
could I have been deceasing? could you have been deceasing? could he have been deceasing? could we have been deceasing? could you have been deceasing? could they have been deceasing?
Forma interro-negativa
Forma simple
could I not decease? could you not decease? could he not decease? could we not decease? could you not decease? could they not decease?
Forma con V-ing
could I not be deceasing? could you not be deceasing? could he not be deceasing? could we not be deceasing? could you not be deceasing? could they not be deceasing?
Perfecto
could I not have deceased? could you not have deceased? could he not have deceased? could we not have deceased? could you not have deceased? could they not have deceased?
Perfecto con V-ing
could I not have been deceasing? could you not have been deceasing? could he not have been deceasing? could we not have been deceasing? could you not have been deceasing? could they not have been deceasing?