I could ballast you could ballast she could ballast we could ballast you could ballast they could ballast
Forma com V-ing
I could be ballasting you could be ballasting she could be ballasting we could be ballasting you could be ballasting they could be ballasting
Perfeito
I could have ballasted you could have ballasted she could have ballasted we could have ballasted you could have ballasted they could have ballasted
Perfeito com V-ing
I could have been ballasting you could have been ballasting she could have been ballasting we could have been ballasting you could have been ballasting they could have been ballasting
Negação
Forma simple
I could not ballast you could not ballast she could not ballast we could not ballast you could not ballast they could not ballast
Forma com V-ing
I could not be ballasting you could not be ballasting she could not be ballasting we could not be ballasting you could not be ballasting they could not be ballasting
Perfeito
I could not have ballasted you could not have ballasted she could not have ballasted we could not have ballasted you could not have ballasted they could not have ballasted
Perfeito com V-ing
I could not have been ballasting you could not have been ballasting she could not have been ballasting we could not have been ballasting you could not have been ballasting they could not have been ballasting
Forma interrogativa
Forma simple
could I ballast? could you ballast? could she ballast? could we ballast? could you ballast? could they ballast?
Forma com V-ing
could I be ballasting? could you be ballasting? could she be ballasting? could we be ballasting? could you be ballasting? could they be ballasting?
Perfeito
could I have ballasted? could you have ballasted? could she have ballasted? could we have ballasted? could you have ballasted? could they have ballasted?
Perfeito com V-ing
could I have been ballasting? could you have been ballasting? could she have been ballasting? could we have been ballasting? could you have been ballasting? could they have been ballasting?
Forma interro-Negação
Forma simple
could I not ballast? could you not ballast? could she not ballast? could we not ballast? could you not ballast? could they not ballast?
Forma com V-ing
could I not be ballasting? could you not be ballasting? could she not be ballasting? could we not be ballasting? could you not be ballasting? could they not be ballasting?
Perfeito
could I not have ballasted? could you not have ballasted? could she not have ballasted? could we not have ballasted? could you not have ballasted? could they not have ballasted?
Perfeito com V-ing
could I not have been ballasting? could you not have been ballasting? could she not have been ballasting? could we not have been ballasting? could you not have been ballasting? could they not have been ballasting?