I can perpetrate you can perpetrate he can perpetrate we can perpetrate you can perpetrate they can perpetrate
V-ing form
I can be perpetrating you can be perpetrating he can be perpetrating we can be perpetrating you can be perpetrating they can be perpetrating
Perfect
I can have perpetrated you can have perpetrated he can have perpetrated we can have perpetrated you can have perpetrated they can have perpetrated
V-ing perfect
I can have been perpetrating you can have been perpetrating he can have been perpetrating we can have been perpetrating you can have been perpetrating they can have been perpetrating
Negation
Simple form
I can't perpetrate you can't perpetrate he can't perpetrate we can't perpetrate you can't perpetrate they can't perpetrate
V-ing form
I can't be perpetrating you can't be perpetrating he can't be perpetrating we can't be perpetrating you can't be perpetrating they can't be perpetrating
Perfect
I can't have perpetrated you can't have perpetrated he can't have perpetrated we can't have perpetrated you can't have perpetrated they can't have perpetrated
V-ing perfect
I can't have been perpetrating you can't have been perpetrating he can't have been perpetrating we can't have been perpetrating you can't have been perpetrating they can't have been perpetrating
Interrogative form
Simple form
can I perpetrate? can you perpetrate? can he perpetrate? can we perpetrate? can you perpetrate? can they perpetrate?
V-ing form
can I be perpetrating? can you be perpetrating? can he be perpetrating? can we be perpetrating? can you be perpetrating? can they be perpetrating?
Perfect
can I have perpetrated? can you have perpetrated? can he have perpetrated? can we have perpetrated? can you have perpetrated? can they have perpetrated?
V-ing perfect
can I have been perpetrating? can you have been perpetrating? can he have been perpetrating? can we have been perpetrating? can you have been perpetrating? can they have been perpetrating?
Interro-negative form
Simple form
can't I perpetrate? can't you perpetrate? can't he perpetrate? can't we perpetrate? can't you perpetrate? can't they perpetrate?
V-ing form
can't I be perpetrating? can't you be perpetrating? can't he be perpetrating? can't we be perpetrating? can't you be perpetrating? can't they be perpetrating?
Perfect
can't I have perpetrated? can't you have perpetrated? can't he have perpetrated? can't we have perpetrated? can't you have perpetrated? can't they have perpetrated?
V-ing perfect
can't I have been perpetrating? can't you have been perpetrating? can't he have been perpetrating? can't we have been perpetrating? can't you have been perpetrating? can't they have been perpetrating?