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