I could bilk you could bilk he could bilk we could bilk you could bilk they could bilk
Forme en V-ing
I could be bilking you could be bilking he could be bilking we could be bilking you could be bilking they could be bilking
Perfect
I could have bilked you could have bilked he could have bilked we could have bilked you could have bilked they could have bilked
Perfect en V-ing
I could have been bilking you could have been bilking he could have been bilking we could have been bilking you could have been bilking they could have been bilking
Négation
Forme simple
I could not bilk you could not bilk he could not bilk we could not bilk you could not bilk they could not bilk
Forme en V-ing
I could not be bilking you could not be bilking he could not be bilking we could not be bilking you could not be bilking they could not be bilking
Perfect
I could not have bilked you could not have bilked he could not have bilked we could not have bilked you could not have bilked they could not have bilked
Perfect en V-ing
I could not have been bilking you could not have been bilking he could not have been bilking we could not have been bilking you could not have been bilking they could not have been bilking
Forme interrogative
Forme simple
could I bilk? could you bilk? could he bilk? could we bilk? could you bilk? could they bilk?
Forme en V-ing
could I be bilking? could you be bilking? could he be bilking? could we be bilking? could you be bilking? could they be bilking?
Perfect
could I have bilked? could you have bilked? could he have bilked? could we have bilked? could you have bilked? could they have bilked?
Perfect en V-ing
could I have been bilking? could you have been bilking? could he have been bilking? could we have been bilking? could you have been bilking? could they have been bilking?
Forme interro-négative
Forme simple
could I not bilk? could you not bilk? could he not bilk? could we not bilk? could you not bilk? could they not bilk?
Forme en V-ing
could I not be bilking? could you not be bilking? could he not be bilking? could we not be bilking? could you not be bilking? could they not be bilking?
Perfect
could I not have bilked? could you not have bilked? could he not have bilked? could we not have bilked? could you not have bilked? could they not have bilked?
Perfect en V-ing
could I not have been bilking? could you not have been bilking? could he not have been bilking? could we not have been bilking? could you not have been bilking? could they not have been bilking?