I could disbud you could disbud he could disbud we could disbud you could disbud they could disbud
V-ing form
I could be disbudding you could be disbudding he could be disbudding we could be disbudding you could be disbudding they could be disbudding
Perfect
I could have disbudded you could have disbudded he could have disbudded we could have disbudded you could have disbudded they could have disbudded
V-ing perfect
I could have been disbudding you could have been disbudding he could have been disbudding we could have been disbudding you could have been disbudding they could have been disbudding
Negation
Simple form
I could not disbud you could not disbud he could not disbud we could not disbud you could not disbud they could not disbud
V-ing form
I could not be disbudding you could not be disbudding he could not be disbudding we could not be disbudding you could not be disbudding they could not be disbudding
Perfect
I could not have disbudded you could not have disbudded he could not have disbudded we could not have disbudded you could not have disbudded they could not have disbudded
V-ing perfect
I could not have been disbudding you could not have been disbudding he could not have been disbudding we could not have been disbudding you could not have been disbudding they could not have been disbudding
Interrogative form
Simple form
could I disbud? could you disbud? could he disbud? could we disbud? could you disbud? could they disbud?
V-ing form
could I be disbudding? could you be disbudding? could he be disbudding? could we be disbudding? could you be disbudding? could they be disbudding?
Perfect
could I have disbudded? could you have disbudded? could he have disbudded? could we have disbudded? could you have disbudded? could they have disbudded?
V-ing perfect
could I have been disbudding? could you have been disbudding? could he have been disbudding? could we have been disbudding? could you have been disbudding? could they have been disbudding?
Interro-negative form
Simple form
could I not disbud? could you not disbud? could he not disbud? could we not disbud? could you not disbud? could they not disbud?
V-ing form
could I not be disbudding? could you not be disbudding? could he not be disbudding? could we not be disbudding? could you not be disbudding? could they not be disbudding?
Perfect
could I not have disbudded? could you not have disbudded? could he not have disbudded? could we not have disbudded? could you not have disbudded? could they not have disbudded?
V-ing perfect
could I not have been disbudding? could you not have been disbudding? could he not have been disbudding? could we not have been disbudding? could you not have been disbudding? could they not have been disbudding?