English verb conjugation
COULD CORNER

Regular verb: corner - cornered - cornered

Affirmation

Simple form	V-ing form
I could corner you could corner she could corner we could corner you could corner they could corner	I could be cornering you could be cornering she 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 she 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 she 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 she 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 she 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 she 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 she 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 she corner? could we corner? could you corner? could they corner?	could I be cornering? could you be cornering? could she 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 she 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 she 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 she 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 she 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 she 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 she have been cornering? couldn't we have been cornering? couldn't you have been cornering? couldn't they have been cornering?