I could batten you could batten he could batten we could batten you could batten they could batten
V-ing form
I could be battening you could be battening he could be battening we could be battening you could be battening they could be battening
Perfect
I could have battened you could have battened he could have battened we could have battened you could have battened they could have battened
V-ing perfect
I could have been battening you could have been battening he could have been battening we could have been battening you could have been battening they could have been battening
Negation
Simple form
I could not batten you could not batten he could not batten we could not batten you could not batten they could not batten
V-ing form
I could not be battening you could not be battening he could not be battening we could not be battening you could not be battening they could not be battening
Perfect
I could not have battened you could not have battened he could not have battened we could not have battened you could not have battened they could not have battened
V-ing perfect
I could not have been battening you could not have been battening he could not have been battening we could not have been battening you could not have been battening they could not have been battening
Interrogative form
Simple form
could I batten? could you batten? could he batten? could we batten? could you batten? could they batten?
V-ing form
could I be battening? could you be battening? could he be battening? could we be battening? could you be battening? could they be battening?
Perfect
could I have battened? could you have battened? could he have battened? could we have battened? could you have battened? could they have battened?
V-ing perfect
could I have been battening? could you have been battening? could he have been battening? could we have been battening? could you have been battening? could they have been battening?
Interro-negative form
Simple form
could I not batten? could you not batten? could he not batten? could we not batten? could you not batten? could they not batten?
V-ing form
could I not be battening? could you not be battening? could he not be battening? could we not be battening? could you not be battening? could they not be battening?
Perfect
could I not have battened? could you not have battened? could he not have battened? could we not have battened? could you not have battened? could they not have battened?
V-ing perfect
could I not have been battening? could you not have been battening? could he not have been battening? could we not have been battening? could you not have been battening? could they not have been battening?