I could cabal you could cabal she could cabal we could cabal you could cabal they could cabal
V-ing form
I could be cabaling you could be cabaling she could be cabaling we could be cabaling you could be cabaling they could be cabaling
Perfect
I could have cabaled you could have cabaled she could have cabaled we could have cabaled you could have cabaled they could have cabaled
V-ing perfect
I could have been cabaling you could have been cabaling she could have been cabaling we could have been cabaling you could have been cabaling they could have been cabaling
Negation
Simple form
I could not cabal you could not cabal she could not cabal we could not cabal you could not cabal they could not cabal
V-ing form
I could not be cabaling you could not be cabaling she could not be cabaling we could not be cabaling you could not be cabaling they could not be cabaling
Perfect
I could not have cabaled you could not have cabaled she could not have cabaled we could not have cabaled you could not have cabaled they could not have cabaled
V-ing perfect
I could not have been cabaling you could not have been cabaling she could not have been cabaling we could not have been cabaling you could not have been cabaling they could not have been cabaling
Interrogative form
Simple form
could I cabal? could you cabal? could she cabal? could we cabal? could you cabal? could they cabal?
V-ing form
could I be cabaling? could you be cabaling? could she be cabaling? could we be cabaling? could you be cabaling? could they be cabaling?
Perfect
could I have cabaled? could you have cabaled? could she have cabaled? could we have cabaled? could you have cabaled? could they have cabaled?
V-ing perfect
could I have been cabaling? could you have been cabaling? could she have been cabaling? could we have been cabaling? could you have been cabaling? could they have been cabaling?
Interro-negative form
Simple form
could I not cabal? could you not cabal? could she not cabal? could we not cabal? could you not cabal? could they not cabal?
V-ing form
could I not be cabaling? could you not be cabaling? could she not be cabaling? could we not be cabaling? could you not be cabaling? could they not be cabaling?
Perfect
could I not have cabaled? could you not have cabaled? could she not have cabaled? could we not have cabaled? could you not have cabaled? could they not have cabaled?
V-ing perfect
could I not have been cabaling? could you not have been cabaling? could she not have been cabaling? could we not have been cabaling? could you not have been cabaling? could they not have been cabaling?