I could lampoon you could lampoon he could lampoon we could lampoon you could lampoon they could lampoon
V-ing form
I could be lampooning you could be lampooning he could be lampooning we could be lampooning you could be lampooning they could be lampooning
Perfect
I could have lampooned you could have lampooned he could have lampooned we could have lampooned you could have lampooned they could have lampooned
V-ing perfect
I could have been lampooning you could have been lampooning he could have been lampooning we could have been lampooning you could have been lampooning they could have been lampooning
Negation
Simple form
I could not lampoon you could not lampoon he could not lampoon we could not lampoon you could not lampoon they could not lampoon
V-ing form
I could not be lampooning you could not be lampooning he could not be lampooning we could not be lampooning you could not be lampooning they could not be lampooning
Perfect
I could not have lampooned you could not have lampooned he could not have lampooned we could not have lampooned you could not have lampooned they could not have lampooned
V-ing perfect
I could not have been lampooning you could not have been lampooning he could not have been lampooning we could not have been lampooning you could not have been lampooning they could not have been lampooning
Interrogative form
Simple form
could I lampoon? could you lampoon? could he lampoon? could we lampoon? could you lampoon? could they lampoon?
V-ing form
could I be lampooning? could you be lampooning? could he be lampooning? could we be lampooning? could you be lampooning? could they be lampooning?
Perfect
could I have lampooned? could you have lampooned? could he have lampooned? could we have lampooned? could you have lampooned? could they have lampooned?
V-ing perfect
could I have been lampooning? could you have been lampooning? could he have been lampooning? could we have been lampooning? could you have been lampooning? could they have been lampooning?
Interro-negative form
Simple form
could I not lampoon? could you not lampoon? could he not lampoon? could we not lampoon? could you not lampoon? could they not lampoon?
V-ing form
could I not be lampooning? could you not be lampooning? could he not be lampooning? could we not be lampooning? could you not be lampooning? could they not be lampooning?
Perfect
could I not have lampooned? could you not have lampooned? could he not have lampooned? could we not have lampooned? could you not have lampooned? could they not have lampooned?
V-ing perfect
could I not have been lampooning? could you not have been lampooning? could he not have been lampooning? could we not have been lampooning? could you not have been lampooning? could they not have been lampooning?