I could rowel you could rowel he could rowel we could rowel you could rowel they could rowel
Forme en V-ing
I could be roweling you could be roweling he could be roweling we could be roweling you could be roweling they could be roweling
Perfect
I could have roweled you could have roweled he could have roweled we could have roweled you could have roweled they could have roweled
Perfect en V-ing
I could have been roweling you could have been roweling he could have been roweling we could have been roweling you could have been roweling they could have been roweling
Négation
Forme simple
I could not rowel you could not rowel he could not rowel we could not rowel you could not rowel they could not rowel
Forme en V-ing
I could not be roweling you could not be roweling he could not be roweling we could not be roweling you could not be roweling they could not be roweling
Perfect
I could not have roweled you could not have roweled he could not have roweled we could not have roweled you could not have roweled they could not have roweled
Perfect en V-ing
I could not have been roweling you could not have been roweling he could not have been roweling we could not have been roweling you could not have been roweling they could not have been roweling
Forme interrogative
Forme simple
could I rowel? could you rowel? could he rowel? could we rowel? could you rowel? could they rowel?
Forme en V-ing
could I be roweling? could you be roweling? could he be roweling? could we be roweling? could you be roweling? could they be roweling?
Perfect
could I have roweled? could you have roweled? could he have roweled? could we have roweled? could you have roweled? could they have roweled?
Perfect en V-ing
could I have been roweling? could you have been roweling? could he have been roweling? could we have been roweling? could you have been roweling? could they have been roweling?
Forme interro-négative
Forme simple
could I not rowel? could you not rowel? could he not rowel? could we not rowel? could you not rowel? could they not rowel?
Forme en V-ing
could I not be roweling? could you not be roweling? could he not be roweling? could we not be roweling? could you not be roweling? could they not be roweling?
Perfect
could I not have roweled? could you not have roweled? could he not have roweled? could we not have roweled? could you not have roweled? could they not have roweled?
Perfect en V-ing
could I not have been roweling? could you not have been roweling? could he not have been roweling? could we not have been roweling? could you not have been roweling? could they not have been roweling?