I could underwithhold you could underwithhold she could underwithhold we could underwithhold you could underwithhold they could underwithhold
Forme en V-ing
I could be underwithholding you could be underwithholding she could be underwithholding we could be underwithholding you could be underwithholding they could be underwithholding
Perfect
I could have underwithholded you could have underwithholded she could have underwithholded we could have underwithholded you could have underwithholded they could have underwithholded
Perfect en V-ing
I could have been underwithholding you could have been underwithholding she could have been underwithholding we could have been underwithholding you could have been underwithholding they could have been underwithholding
Négation
Forme simple
I couldn't underwithhold you couldn't underwithhold she couldn't underwithhold we couldn't underwithhold you couldn't underwithhold they couldn't underwithhold
Forme en V-ing
I couldn't be underwithholding you couldn't be underwithholding she couldn't be underwithholding we couldn't be underwithholding you couldn't be underwithholding they couldn't be underwithholding
Perfect
I couldn't have underwithholded you couldn't have underwithholded she couldn't have underwithholded we couldn't have underwithholded you couldn't have underwithholded they couldn't have underwithholded
Perfect en V-ing
I couldn't have been underwithholding you couldn't have been underwithholding she couldn't have been underwithholding we couldn't have been underwithholding you couldn't have been underwithholding they couldn't have been underwithholding
Forme interrogative
Forme simple
could I underwithhold? could you underwithhold? could she underwithhold? could we underwithhold? could you underwithhold? could they underwithhold?
Forme en V-ing
could I be underwithholding? could you be underwithholding? could she be underwithholding? could we be underwithholding? could you be underwithholding? could they be underwithholding?
Perfect
could I have underwithholded? could you have underwithholded? could she have underwithholded? could we have underwithholded? could you have underwithholded? could they have underwithholded?
Perfect en V-ing
could I have been underwithholding? could you have been underwithholding? could she have been underwithholding? could we have been underwithholding? could you have been underwithholding? could they have been underwithholding?
Forme interro-négative
Forme simple
couldn't I underwithhold? couldn't you underwithhold? couldn't she underwithhold? couldn't we underwithhold? couldn't you underwithhold? couldn't they underwithhold?
Forme en V-ing
couldn't I be underwithholding? couldn't you be underwithholding? couldn't she be underwithholding? couldn't we be underwithholding? couldn't you be underwithholding? couldn't they be underwithholding?
Perfect
couldn't I have underwithholded? couldn't you have underwithholded? couldn't she have underwithholded? couldn't we have underwithholded? couldn't you have underwithholded? couldn't they have underwithholded?
Perfect en V-ing
couldn't I have been underwithholding? couldn't you have been underwithholding? couldn't she have been underwithholding? couldn't we have been underwithholding? couldn't you have been underwithholding? couldn't they have been underwithholding?