I could dissect you could dissect he could dissect we could dissect you could dissect they could dissect
V-ing form
I could be dissecting you could be dissecting he could be dissecting we could be dissecting you could be dissecting they could be dissecting
Perfect
I could have dissected you could have dissected he could have dissected we could have dissected you could have dissected they could have dissected
V-ing perfect
I could have been dissecting you could have been dissecting he could have been dissecting we could have been dissecting you could have been dissecting they could have been dissecting
Negation
Simple form
I could not dissect you could not dissect he could not dissect we could not dissect you could not dissect they could not dissect
V-ing form
I could not be dissecting you could not be dissecting he could not be dissecting we could not be dissecting you could not be dissecting they could not be dissecting
Perfect
I could not have dissected you could not have dissected he could not have dissected we could not have dissected you could not have dissected they could not have dissected
V-ing perfect
I could not have been dissecting you could not have been dissecting he could not have been dissecting we could not have been dissecting you could not have been dissecting they could not have been dissecting
Interrogative form
Simple form
could I dissect? could you dissect? could he dissect? could we dissect? could you dissect? could they dissect?
V-ing form
could I be dissecting? could you be dissecting? could he be dissecting? could we be dissecting? could you be dissecting? could they be dissecting?
Perfect
could I have dissected? could you have dissected? could he have dissected? could we have dissected? could you have dissected? could they have dissected?
V-ing perfect
could I have been dissecting? could you have been dissecting? could he have been dissecting? could we have been dissecting? could you have been dissecting? could they have been dissecting?
Interro-negative form
Simple form
could I not dissect? could you not dissect? could he not dissect? could we not dissect? could you not dissect? could they not dissect?
V-ing form
could I not be dissecting? could you not be dissecting? could he not be dissecting? could we not be dissecting? could you not be dissecting? could they not be dissecting?
Perfect
could I not have dissected? could you not have dissected? could he not have dissected? could we not have dissected? could you not have dissected? could they not have dissected?
V-ing perfect
could I not have been dissecting? could you not have been dissecting? could he not have been dissecting? could we not have been dissecting? could you not have been dissecting? could they not have been dissecting?