I could damn you could damn he could damn we could damn you could damn they could damn
V-ing form
I could be damning you could be damning he could be damning we could be damning you could be damning they could be damning
Perfect
I could have damned you could have damned he could have damned we could have damned you could have damned they could have damned
V-ing perfect
I could have been damning you could have been damning he could have been damning we could have been damning you could have been damning they could have been damning
Negation
Simple form
I could not damn you could not damn he could not damn we could not damn you could not damn they could not damn
V-ing form
I could not be damning you could not be damning he could not be damning we could not be damning you could not be damning they could not be damning
Perfect
I could not have damned you could not have damned he could not have damned we could not have damned you could not have damned they could not have damned
V-ing perfect
I could not have been damning you could not have been damning he could not have been damning we could not have been damning you could not have been damning they could not have been damning
Interrogative form
Simple form
could I damn? could you damn? could he damn? could we damn? could you damn? could they damn?
V-ing form
could I be damning? could you be damning? could he be damning? could we be damning? could you be damning? could they be damning?
Perfect
could I have damned? could you have damned? could he have damned? could we have damned? could you have damned? could they have damned?
V-ing perfect
could I have been damning? could you have been damning? could he have been damning? could we have been damning? could you have been damning? could they have been damning?
Interro-negative form
Simple form
could I not damn? could you not damn? could he not damn? could we not damn? could you not damn? could they not damn?
V-ing form
could I not be damning? could you not be damning? could he not be damning? could we not be damning? could you not be damning? could they not be damning?
Perfect
could I not have damned? could you not have damned? could he not have damned? could we not have damned? could you not have damned? could they not have damned?
V-ing perfect
could I not have been damning? could you not have been damning? could he not have been damning? could we not have been damning? could you not have been damning? could they not have been damning?