I could parboil you could parboil he could parboil we could parboil you could parboil they could parboil
Forme en V-ing
I could be parboiling you could be parboiling he could be parboiling we could be parboiling you could be parboiling they could be parboiling
Perfect
I could have parboiled you could have parboiled he could have parboiled we could have parboiled you could have parboiled they could have parboiled
Perfect en V-ing
I could have been parboiling you could have been parboiling he could have been parboiling we could have been parboiling you could have been parboiling they could have been parboiling
Négation
Forme simple
I could not parboil you could not parboil he could not parboil we could not parboil you could not parboil they could not parboil
Forme en V-ing
I could not be parboiling you could not be parboiling he could not be parboiling we could not be parboiling you could not be parboiling they could not be parboiling
Perfect
I could not have parboiled you could not have parboiled he could not have parboiled we could not have parboiled you could not have parboiled they could not have parboiled
Perfect en V-ing
I could not have been parboiling you could not have been parboiling he could not have been parboiling we could not have been parboiling you could not have been parboiling they could not have been parboiling
Forme interrogative
Forme simple
could I parboil? could you parboil? could he parboil? could we parboil? could you parboil? could they parboil?
Forme en V-ing
could I be parboiling? could you be parboiling? could he be parboiling? could we be parboiling? could you be parboiling? could they be parboiling?
Perfect
could I have parboiled? could you have parboiled? could he have parboiled? could we have parboiled? could you have parboiled? could they have parboiled?
Perfect en V-ing
could I have been parboiling? could you have been parboiling? could he have been parboiling? could we have been parboiling? could you have been parboiling? could they have been parboiling?
Forme interro-négative
Forme simple
could I not parboil? could you not parboil? could he not parboil? could we not parboil? could you not parboil? could they not parboil?
Forme en V-ing
could I not be parboiling? could you not be parboiling? could he not be parboiling? could we not be parboiling? could you not be parboiling? could they not be parboiling?
Perfect
could I not have parboiled? could you not have parboiled? could he not have parboiled? could we not have parboiled? could you not have parboiled? could they not have parboiled?
Perfect en V-ing
could I not have been parboiling? could you not have been parboiling? could he not have been parboiling? could we not have been parboiling? could you not have been parboiling? could they not have been parboiling?