I could whipstitch you could whipstitch he could whipstitch we could whipstitch you could whipstitch they could whipstitch
Forme en V-ing
I could be whipstitching you could be whipstitching he could be whipstitching we could be whipstitching you could be whipstitching they could be whipstitching
Perfect
I could have whipstitched you could have whipstitched he could have whipstitched we could have whipstitched you could have whipstitched they could have whipstitched
Perfect en V-ing
I could have been whipstitching you could have been whipstitching he could have been whipstitching we could have been whipstitching you could have been whipstitching they could have been whipstitching
Négation
Forme simple
I could not whipstitch you could not whipstitch he could not whipstitch we could not whipstitch you could not whipstitch they could not whipstitch
Forme en V-ing
I could not be whipstitching you could not be whipstitching he could not be whipstitching we could not be whipstitching you could not be whipstitching they could not be whipstitching
Perfect
I could not have whipstitched you could not have whipstitched he could not have whipstitched we could not have whipstitched you could not have whipstitched they could not have whipstitched
Perfect en V-ing
I could not have been whipstitching you could not have been whipstitching he could not have been whipstitching we could not have been whipstitching you could not have been whipstitching they could not have been whipstitching
Forme interrogative
Forme simple
could I whipstitch? could you whipstitch? could he whipstitch? could we whipstitch? could you whipstitch? could they whipstitch?
Forme en V-ing
could I be whipstitching? could you be whipstitching? could he be whipstitching? could we be whipstitching? could you be whipstitching? could they be whipstitching?
Perfect
could I have whipstitched? could you have whipstitched? could he have whipstitched? could we have whipstitched? could you have whipstitched? could they have whipstitched?
Perfect en V-ing
could I have been whipstitching? could you have been whipstitching? could he have been whipstitching? could we have been whipstitching? could you have been whipstitching? could they have been whipstitching?
Forme interro-négative
Forme simple
could I not whipstitch? could you not whipstitch? could he not whipstitch? could we not whipstitch? could you not whipstitch? could they not whipstitch?
Forme en V-ing
could I not be whipstitching? could you not be whipstitching? could he not be whipstitching? could we not be whipstitching? could you not be whipstitching? could they not be whipstitching?
Perfect
could I not have whipstitched? could you not have whipstitched? could he not have whipstitched? could we not have whipstitched? could you not have whipstitched? could they not have whipstitched?
Perfect en V-ing
could I not have been whipstitching? could you not have been whipstitching? could he not have been whipstitching? could we not have been whipstitching? could you not have been whipstitching? could they not have been whipstitching?