I could mortice you could mortice he could mortice we could mortice you could mortice they could mortice
Forme en V-ing
I could be morticing you could be morticing he could be morticing we could be morticing you could be morticing they could be morticing
Perfect
I could have morticed you could have morticed he could have morticed we could have morticed you could have morticed they could have morticed
Perfect en V-ing
I could have been morticing you could have been morticing he could have been morticing we could have been morticing you could have been morticing they could have been morticing
Négation
Forme simple
I could not mortice you could not mortice he could not mortice we could not mortice you could not mortice they could not mortice
Forme en V-ing
I could not be morticing you could not be morticing he could not be morticing we could not be morticing you could not be morticing they could not be morticing
Perfect
I could not have morticed you could not have morticed he could not have morticed we could not have morticed you could not have morticed they could not have morticed
Perfect en V-ing
I could not have been morticing you could not have been morticing he could not have been morticing we could not have been morticing you could not have been morticing they could not have been morticing
Forme interrogative
Forme simple
could I mortice? could you mortice? could he mortice? could we mortice? could you mortice? could they mortice?
Forme en V-ing
could I be morticing? could you be morticing? could he be morticing? could we be morticing? could you be morticing? could they be morticing?
Perfect
could I have morticed? could you have morticed? could he have morticed? could we have morticed? could you have morticed? could they have morticed?
Perfect en V-ing
could I have been morticing? could you have been morticing? could he have been morticing? could we have been morticing? could you have been morticing? could they have been morticing?
Forme interro-négative
Forme simple
could I not mortice? could you not mortice? could he not mortice? could we not mortice? could you not mortice? could they not mortice?
Forme en V-ing
could I not be morticing? could you not be morticing? could he not be morticing? could we not be morticing? could you not be morticing? could they not be morticing?
Perfect
could I not have morticed? could you not have morticed? could he not have morticed? could we not have morticed? could you not have morticed? could they not have morticed?
Perfect en V-ing
could I not have been morticing? could you not have been morticing? could he not have been morticing? could we not have been morticing? could you not have been morticing? could they not have been morticing?