I can mother you can mother he can mother we can mother you can mother they can mother
V-ing form
I can be mothering you can be mothering he can be mothering we can be mothering you can be mothering they can be mothering
Perfect
I can have mothered you can have mothered he can have mothered we can have mothered you can have mothered they can have mothered
V-ing perfect
I can have been mothering you can have been mothering he can have been mothering we can have been mothering you can have been mothering they can have been mothering
Negation
Simple form
I can't mother you can't mother he can't mother we can't mother you can't mother they can't mother
V-ing form
I can't be mothering you can't be mothering he can't be mothering we can't be mothering you can't be mothering they can't be mothering
Perfect
I can't have mothered you can't have mothered he can't have mothered we can't have mothered you can't have mothered they can't have mothered
V-ing perfect
I can't have been mothering you can't have been mothering he can't have been mothering we can't have been mothering you can't have been mothering they can't have been mothering
Interrogative form
Simple form
can I mother? can you mother? can he mother? can we mother? can you mother? can they mother?
V-ing form
can I be mothering? can you be mothering? can he be mothering? can we be mothering? can you be mothering? can they be mothering?
Perfect
can I have mothered? can you have mothered? can he have mothered? can we have mothered? can you have mothered? can they have mothered?
V-ing perfect
can I have been mothering? can you have been mothering? can he have been mothering? can we have been mothering? can you have been mothering? can they have been mothering?
Interro-negative form
Simple form
can't I mother? can't you mother? can't he mother? can't we mother? can't you mother? can't they mother?
V-ing form
can't I be mothering? can't you be mothering? can't he be mothering? can't we be mothering? can't you be mothering? can't they be mothering?
Perfect
can't I have mothered? can't you have mothered? can't he have mothered? can't we have mothered? can't you have mothered? can't they have mothered?
V-ing perfect
can't I have been mothering? can't you have been mothering? can't he have been mothering? can't we have been mothering? can't you have been mothering? can't they have been mothering?