I might prolong you might prolong he might prolong we might prolong you might prolong they might prolong
V-ing form
I might be prolonging you might be prolonging he might be prolonging we might be prolonging you might be prolonging they might be prolonging
Perfect
I might have prolonged you might have prolonged he might have prolonged we might have prolonged you might have prolonged they might have prolonged
V-ing perfect
I might have been prolonging you might have been prolonging he might have been prolonging we might have been prolonging you might have been prolonging they might have been prolonging
Negation
Simple form
I might not prolong you might not prolong he might not prolong we might not prolong you might not prolong they might not prolong
V-ing form
I might not be prolonging you might not be prolonging he might not be prolonging we might not be prolonging you might not be prolonging they might not be prolonging
Perfect
I might not have prolonged you might not have prolonged he might not have prolonged we might not have prolonged you might not have prolonged they might not have prolonged
V-ing perfect
I might not have been prolonging you might not have been prolonging he might not have been prolonging we might not have been prolonging you might not have been prolonging they might not have been prolonging
Interrogative form
Simple form
might I prolong? might you prolong? might he prolong? might we prolong? might you prolong? might they prolong?
V-ing form
might I be prolonging? might you be prolonging? might he be prolonging? might we be prolonging? might you be prolonging? might they be prolonging?
Perfect
might I have prolonged? might you have prolonged? might he have prolonged? might we have prolonged? might you have prolonged? might they have prolonged?
V-ing perfect
might I have been prolonging? might you have been prolonging? might he have been prolonging? might we have been prolonging? might you have been prolonging? might they have been prolonging?
Interro-negative form
Simple form
might I not prolong? might you not prolong? might he not prolong? might we not prolong? might you not prolong? might they not prolong?
V-ing form
might I not be prolonging? might you not be prolonging? might he not be prolonging? might we not be prolonging? might you not be prolonging? might they not be prolonging?
Perfect
might I not have prolonged? might you not have prolonged? might he not have prolonged? might we not have prolonged? might you not have prolonged? might they not have prolonged?
V-ing perfect
might I not have been prolonging? might you not have been prolonging? might he not have been prolonging? might we not have been prolonging? might you not have been prolonging? might they not have been prolonging?