I can corner you can corner she can corner we can corner you can corner they can corner
V-ing form
I can be cornering you can be cornering she can be cornering we can be cornering you can be cornering they can be cornering
Perfect
I can have cornered you can have cornered she can have cornered we can have cornered you can have cornered they can have cornered
V-ing perfect
I can have been cornering you can have been cornering she can have been cornering we can have been cornering you can have been cornering they can have been cornering
Negation
Simple form
I can't corner you can't corner she can't corner we can't corner you can't corner they can't corner
V-ing form
I can't be cornering you can't be cornering she can't be cornering we can't be cornering you can't be cornering they can't be cornering
Perfect
I can't have cornered you can't have cornered she can't have cornered we can't have cornered you can't have cornered they can't have cornered
V-ing perfect
I can't have been cornering you can't have been cornering she can't have been cornering we can't have been cornering you can't have been cornering they can't have been cornering
Interrogative form
Simple form
can I corner? can you corner? can she corner? can we corner? can you corner? can they corner?
V-ing form
can I be cornering? can you be cornering? can she be cornering? can we be cornering? can you be cornering? can they be cornering?
Perfect
can I have cornered? can you have cornered? can she have cornered? can we have cornered? can you have cornered? can they have cornered?
V-ing perfect
can I have been cornering? can you have been cornering? can she have been cornering? can we have been cornering? can you have been cornering? can they have been cornering?
Interro-negative form
Simple form
can't I corner? can't you corner? can't she corner? can't we corner? can't you corner? can't they corner?
V-ing form
can't I be cornering? can't you be cornering? can't she be cornering? can't we be cornering? can't you be cornering? can't they be cornering?
Perfect
can't I have cornered? can't you have cornered? can't she have cornered? can't we have cornered? can't you have cornered? can't they have cornered?
V-ing perfect
can't I have been cornering? can't you have been cornering? can't she have been cornering? can't we have been cornering? can't you have been cornering? can't they have been cornering?