I could ballast you could ballast she could ballast we could ballast you could ballast they could ballast
Forme en 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
Perfect
I could have ballasted you could have ballasted she could have ballasted we could have ballasted you could have ballasted they could have ballasted
Perfect en 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
Négation
Forme 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
Forme en 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
Perfect
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
Perfect en 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
Forme interrogative
Forme simple
could I ballast? could you ballast? could she ballast? could we ballast? could you ballast? could they ballast?
Forme en 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?
Perfect
could I have ballasted? could you have ballasted? could she have ballasted? could we have ballasted? could you have ballasted? could they have ballasted?
Perfect en 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?
Forme interro-négative
Forme 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?
Forme en 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?
Perfect
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?
Perfect en 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?