I can camber you can camber she can camber we can camber you can camber they can camber
V-ing form
I can be cambering you can be cambering she can be cambering we can be cambering you can be cambering they can be cambering
Perfect
I can have cambered you can have cambered she can have cambered we can have cambered you can have cambered they can have cambered
V-ing perfect
I can have been cambering you can have been cambering she can have been cambering we can have been cambering you can have been cambering they can have been cambering
Negation
Simple form
I can't camber you can't camber she can't camber we can't camber you can't camber they can't camber
V-ing form
I can't be cambering you can't be cambering she can't be cambering we can't be cambering you can't be cambering they can't be cambering
Perfect
I can't have cambered you can't have cambered she can't have cambered we can't have cambered you can't have cambered they can't have cambered
V-ing perfect
I can't have been cambering you can't have been cambering she can't have been cambering we can't have been cambering you can't have been cambering they can't have been cambering
Interrogative form
Simple form
can I camber? can you camber? can she camber? can we camber? can you camber? can they camber?
V-ing form
can I be cambering? can you be cambering? can she be cambering? can we be cambering? can you be cambering? can they be cambering?
Perfect
can I have cambered? can you have cambered? can she have cambered? can we have cambered? can you have cambered? can they have cambered?
V-ing perfect
can I have been cambering? can you have been cambering? can she have been cambering? can we have been cambering? can you have been cambering? can they have been cambering?
Interro-negative form
Simple form
can't I camber? can't you camber? can't she camber? can't we camber? can't you camber? can't they camber?
V-ing form
can't I be cambering? can't you be cambering? can't she be cambering? can't we be cambering? can't you be cambering? can't they be cambering?
Perfect
can't I have cambered? can't you have cambered? can't she have cambered? can't we have cambered? can't you have cambered? can't they have cambered?
V-ing perfect
can't I have been cambering? can't you have been cambering? can't she have been cambering? can't we have been cambering? can't you have been cambering? can't they have been cambering?