I could resist you could resist he could resist we could resist you could resist they could resist
V-ing form
I could be resisting you could be resisting he could be resisting we could be resisting you could be resisting they could be resisting
Perfect
I could have resisted you could have resisted he could have resisted we could have resisted you could have resisted they could have resisted
V-ing perfect
I could have been resisting you could have been resisting he could have been resisting we could have been resisting you could have been resisting they could have been resisting
Negation
Simple form
I could not resist you could not resist he could not resist we could not resist you could not resist they could not resist
V-ing form
I could not be resisting you could not be resisting he could not be resisting we could not be resisting you could not be resisting they could not be resisting
Perfect
I could not have resisted you could not have resisted he could not have resisted we could not have resisted you could not have resisted they could not have resisted
V-ing perfect
I could not have been resisting you could not have been resisting he could not have been resisting we could not have been resisting you could not have been resisting they could not have been resisting
Interrogative form
Simple form
could I resist? could you resist? could he resist? could we resist? could you resist? could they resist?
V-ing form
could I be resisting? could you be resisting? could he be resisting? could we be resisting? could you be resisting? could they be resisting?
Perfect
could I have resisted? could you have resisted? could he have resisted? could we have resisted? could you have resisted? could they have resisted?
V-ing perfect
could I have been resisting? could you have been resisting? could he have been resisting? could we have been resisting? could you have been resisting? could they have been resisting?
Interro-negative form
Simple form
could I not resist? could you not resist? could he not resist? could we not resist? could you not resist? could they not resist?
V-ing form
could I not be resisting? could you not be resisting? could he not be resisting? could we not be resisting? could you not be resisting? could they not be resisting?
Perfect
could I not have resisted? could you not have resisted? could he not have resisted? could we not have resisted? could you not have resisted? could they not have resisted?
V-ing perfect
could I not have been resisting? could you not have been resisting? could he not have been resisting? could we not have been resisting? could you not have been resisting? could they not have been resisting?