English verb conjugation
COULD CORNER

Regular verb: corner - cornered - cornered

Affirmation

Simple form	V-ing form
I could corner you could corner he could corner we could corner you could corner they could corner	I could be cornering you could be cornering he could be cornering we could be cornering you could be cornering they could be cornering
Perfect	V-ing perfect
I could have cornered you could have cornered he could have cornered we could have cornered you could have cornered they could have cornered	I could have been cornering you could have been cornering he could have been cornering we could have been cornering you could have been cornering they could have been cornering

Negation

Simple form	V-ing form
I couldn't corner you couldn't corner he couldn't corner we couldn't corner you couldn't corner they couldn't corner	I couldn't be cornering you couldn't be cornering he couldn't be cornering we couldn't be cornering you couldn't be cornering they couldn't be cornering
Perfect	V-ing perfect
I couldn't have cornered you couldn't have cornered he couldn't have cornered we couldn't have cornered you couldn't have cornered they couldn't have cornered	I couldn't have been cornering you couldn't have been cornering he couldn't have been cornering we couldn't have been cornering you couldn't have been cornering they couldn't have been cornering

Interrogative form

Simple form	V-ing form
could I corner? could you corner? could he corner? could we corner? could you corner? could they corner?	could I be cornering? could you be cornering? could he be cornering? could we be cornering? could you be cornering? could they be cornering?
Perfect	V-ing perfect
could I have cornered? could you have cornered? could he have cornered? could we have cornered? could you have cornered? could they have cornered?	could I have been cornering? could you have been cornering? could he have been cornering? could we have been cornering? could you have been cornering? could they have been cornering?

Interro-negative form

Simple form	V-ing form
couldn't I corner? couldn't you corner? couldn't he corner? couldn't we corner? couldn't you corner? couldn't they corner?	couldn't I be cornering? couldn't you be cornering? couldn't he be cornering? couldn't we be cornering? couldn't you be cornering? couldn't they be cornering?
Perfect	V-ing perfect
couldn't I have cornered? couldn't you have cornered? couldn't he have cornered? couldn't we have cornered? couldn't you have cornered? couldn't they have cornered?	couldn't I have been cornering? couldn't you have been cornering? couldn't he have been cornering? couldn't we have been cornering? couldn't you have been cornering? couldn't they have been cornering?