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 couldn't cabal you couldn't cabal she couldn't cabal we couldn't cabal you couldn't cabal they couldn't cabal
V-ing form
I couldn't be cabaling you couldn't be cabaling she couldn't be cabaling we couldn't be cabaling you couldn't be cabaling they couldn't be cabaling
Perfect
I couldn't have cabaled you couldn't have cabaled she couldn't have cabaled we couldn't have cabaled you couldn't have cabaled they couldn't have cabaled
V-ing perfect
I couldn't have been cabaling you couldn't have been cabaling she couldn't have been cabaling we couldn't have been cabaling you couldn't have been cabaling they couldn't 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
couldn't I cabal? couldn't you cabal? couldn't she cabal? couldn't we cabal? couldn't you cabal? couldn't they cabal?
V-ing form
couldn't I be cabaling? couldn't you be cabaling? couldn't she be cabaling? couldn't we be cabaling? couldn't you be cabaling? couldn't they be cabaling?
Perfect
couldn't I have cabaled? couldn't you have cabaled? couldn't she have cabaled? couldn't we have cabaled? couldn't you have cabaled? couldn't they have cabaled?
V-ing perfect
couldn't I have been cabaling? couldn't you have been cabaling? couldn't she have been cabaling? couldn't we have been cabaling? couldn't you have been cabaling? couldn't they have been cabaling?