I could showcase you could showcase he could showcase we could showcase you could showcase they could showcase
Forma con V-ing
I could be showcasing you could be showcasing he could be showcasing we could be showcasing you could be showcasing they could be showcasing
Perfecto
I could have showcased you could have showcased he could have showcased we could have showcased you could have showcased they could have showcased
Perfecto con V-ing
I could have been showcasing you could have been showcasing he could have been showcasing we could have been showcasing you could have been showcasing they could have been showcasing
Negación
Forma simple
I could not showcase you could not showcase he could not showcase we could not showcase you could not showcase they could not showcase
Forma con V-ing
I could not be showcasing you could not be showcasing he could not be showcasing we could not be showcasing you could not be showcasing they could not be showcasing
Perfecto
I could not have showcased you could not have showcased he could not have showcased we could not have showcased you could not have showcased they could not have showcased
Perfecto con V-ing
I could not have been showcasing you could not have been showcasing he could not have been showcasing we could not have been showcasing you could not have been showcasing they could not have been showcasing
Forma interrogativa
Forma simple
could I showcase? could you showcase? could he showcase? could we showcase? could you showcase? could they showcase?
Forma con V-ing
could I be showcasing? could you be showcasing? could he be showcasing? could we be showcasing? could you be showcasing? could they be showcasing?
Perfecto
could I have showcased? could you have showcased? could he have showcased? could we have showcased? could you have showcased? could they have showcased?
Perfecto con V-ing
could I have been showcasing? could you have been showcasing? could he have been showcasing? could we have been showcasing? could you have been showcasing? could they have been showcasing?
Forma interro-negativa
Forma simple
could I not showcase? could you not showcase? could he not showcase? could we not showcase? could you not showcase? could they not showcase?
Forma con V-ing
could I not be showcasing? could you not be showcasing? could he not be showcasing? could we not be showcasing? could you not be showcasing? could they not be showcasing?
Perfecto
could I not have showcased? could you not have showcased? could he not have showcased? could we not have showcased? could you not have showcased? could they not have showcased?
Perfecto con V-ing
could I not have been showcasing? could you not have been showcasing? could he not have been showcasing? could we not have been showcasing? could you not have been showcasing? could they not have been showcasing?