I can reregister you can reregister he can reregister we can reregister you can reregister they can reregister
V-ing form
I can be reregistering you can be reregistering he can be reregistering we can be reregistering you can be reregistering they can be reregistering
Perfect
I can have reregistered you can have reregistered he can have reregistered we can have reregistered you can have reregistered they can have reregistered
V-ing perfect
I can have been reregistering you can have been reregistering he can have been reregistering we can have been reregistering you can have been reregistering they can have been reregistering
Negation
Simple form
I can't reregister you can't reregister he can't reregister we can't reregister you can't reregister they can't reregister
V-ing form
I can't be reregistering you can't be reregistering he can't be reregistering we can't be reregistering you can't be reregistering they can't be reregistering
Perfect
I can't have reregistered you can't have reregistered he can't have reregistered we can't have reregistered you can't have reregistered they can't have reregistered
V-ing perfect
I can't have been reregistering you can't have been reregistering he can't have been reregistering we can't have been reregistering you can't have been reregistering they can't have been reregistering
Interrogative form
Simple form
can I reregister? can you reregister? can he reregister? can we reregister? can you reregister? can they reregister?
V-ing form
can I be reregistering? can you be reregistering? can he be reregistering? can we be reregistering? can you be reregistering? can they be reregistering?
Perfect
can I have reregistered? can you have reregistered? can he have reregistered? can we have reregistered? can you have reregistered? can they have reregistered?
V-ing perfect
can I have been reregistering? can you have been reregistering? can he have been reregistering? can we have been reregistering? can you have been reregistering? can they have been reregistering?
Interro-negative form
Simple form
can't I reregister? can't you reregister? can't he reregister? can't we reregister? can't you reregister? can't they reregister?
V-ing form
can't I be reregistering? can't you be reregistering? can't he be reregistering? can't we be reregistering? can't you be reregistering? can't they be reregistering?
Perfect
can't I have reregistered? can't you have reregistered? can't he have reregistered? can't we have reregistered? can't you have reregistered? can't they have reregistered?
V-ing perfect
can't I have been reregistering? can't you have been reregistering? can't he have been reregistering? can't we have been reregistering? can't you have been reregistering? can't they have been reregistering?