I could kick you could kick she could kick we could kick you could kick they could kick
V-ing form
I could be kicking you could be kicking she could be kicking we could be kicking you could be kicking they could be kicking
Perfect
I could have kicked you could have kicked she could have kicked we could have kicked you could have kicked they could have kicked
V-ing perfect
I could have been kicking you could have been kicking she could have been kicking we could have been kicking you could have been kicking they could have been kicking
Negation
Simple form
I could not kick you could not kick she could not kick we could not kick you could not kick they could not kick
V-ing form
I could not be kicking you could not be kicking she could not be kicking we could not be kicking you could not be kicking they could not be kicking
Perfect
I could not have kicked you could not have kicked she could not have kicked we could not have kicked you could not have kicked they could not have kicked
V-ing perfect
I could not have been kicking you could not have been kicking she could not have been kicking we could not have been kicking you could not have been kicking they could not have been kicking
Interrogative form
Simple form
could I kick? could you kick? could she kick? could we kick? could you kick? could they kick?
V-ing form
could I be kicking? could you be kicking? could she be kicking? could we be kicking? could you be kicking? could they be kicking?
Perfect
could I have kicked? could you have kicked? could she have kicked? could we have kicked? could you have kicked? could they have kicked?
V-ing perfect
could I have been kicking? could you have been kicking? could she have been kicking? could we have been kicking? could you have been kicking? could they have been kicking?
Interro-negative form
Simple form
could I not kick? could you not kick? could she not kick? could we not kick? could you not kick? could they not kick?
V-ing form
could I not be kicking? could you not be kicking? could she not be kicking? could we not be kicking? could you not be kicking? could they not be kicking?
Perfect
could I not have kicked? could you not have kicked? could she not have kicked? could we not have kicked? could you not have kicked? could they not have kicked?
V-ing perfect
could I not have been kicking? could you not have been kicking? could she not have been kicking? could we not have been kicking? could you not have been kicking? could they not have been kicking?