I could uncork you could uncork he could uncork we could uncork you could uncork they could uncork
Forme en V-ing
I could be uncorking you could be uncorking he could be uncorking we could be uncorking you could be uncorking they could be uncorking
Perfect
I could have uncorked you could have uncorked he could have uncorked we could have uncorked you could have uncorked they could have uncorked
Perfect en V-ing
I could have been uncorking you could have been uncorking he could have been uncorking we could have been uncorking you could have been uncorking they could have been uncorking
Négation
Forme simple
I could not uncork you could not uncork he could not uncork we could not uncork you could not uncork they could not uncork
Forme en V-ing
I could not be uncorking you could not be uncorking he could not be uncorking we could not be uncorking you could not be uncorking they could not be uncorking
Perfect
I could not have uncorked you could not have uncorked he could not have uncorked we could not have uncorked you could not have uncorked they could not have uncorked
Perfect en V-ing
I could not have been uncorking you could not have been uncorking he could not have been uncorking we could not have been uncorking you could not have been uncorking they could not have been uncorking
Forme interrogative
Forme simple
could I uncork? could you uncork? could he uncork? could we uncork? could you uncork? could they uncork?
Forme en V-ing
could I be uncorking? could you be uncorking? could he be uncorking? could we be uncorking? could you be uncorking? could they be uncorking?
Perfect
could I have uncorked? could you have uncorked? could he have uncorked? could we have uncorked? could you have uncorked? could they have uncorked?
Perfect en V-ing
could I have been uncorking? could you have been uncorking? could he have been uncorking? could we have been uncorking? could you have been uncorking? could they have been uncorking?
Forme interro-négative
Forme simple
could I not uncork? could you not uncork? could he not uncork? could we not uncork? could you not uncork? could they not uncork?
Forme en V-ing
could I not be uncorking? could you not be uncorking? could he not be uncorking? could we not be uncorking? could you not be uncorking? could they not be uncorking?
Perfect
could I not have uncorked? could you not have uncorked? could he not have uncorked? could we not have uncorked? could you not have uncorked? could they not have uncorked?
Perfect en V-ing
could I not have been uncorking? could you not have been uncorking? could he not have been uncorking? could we not have been uncorking? could you not have been uncorking? could they not have been uncorking?