I might obstruct you might obstruct he might obstruct we might obstruct you might obstruct they might obstruct
V-ing form
I might be obstructing you might be obstructing he might be obstructing we might be obstructing you might be obstructing they might be obstructing
Perfect
I might have obstructed you might have obstructed he might have obstructed we might have obstructed you might have obstructed they might have obstructed
V-ing perfect
I might have been obstructing you might have been obstructing he might have been obstructing we might have been obstructing you might have been obstructing they might have been obstructing
Negation
Simple form
I mightn't obstruct you mightn't obstruct he mightn't obstruct we mightn't obstruct you mightn't obstruct they mightn't obstruct
V-ing form
I mightn't be obstructing you mightn't be obstructing he mightn't be obstructing we mightn't be obstructing you mightn't be obstructing they mightn't be obstructing
Perfect
I mightn't have obstructed you mightn't have obstructed he mightn't have obstructed we mightn't have obstructed you mightn't have obstructed they mightn't have obstructed
V-ing perfect
I mightn't have been obstructing you mightn't have been obstructing he mightn't have been obstructing we mightn't have been obstructing you mightn't have been obstructing they mightn't have been obstructing
Interrogative form
Simple form
might I obstruct? might you obstruct? might he obstruct? might we obstruct? might you obstruct? might they obstruct?
V-ing form
might I be obstructing? might you be obstructing? might he be obstructing? might we be obstructing? might you be obstructing? might they be obstructing?
Perfect
might I have obstructed? might you have obstructed? might he have obstructed? might we have obstructed? might you have obstructed? might they have obstructed?
V-ing perfect
might I have been obstructing? might you have been obstructing? might he have been obstructing? might we have been obstructing? might you have been obstructing? might they have been obstructing?
Interro-negative form
Simple form
mightn't I obstruct? mightn't you obstruct? mightn't he obstruct? mightn't we obstruct? mightn't you obstruct? mightn't they obstruct?
V-ing form
mightn't I be obstructing? mightn't you be obstructing? mightn't he be obstructing? mightn't we be obstructing? mightn't you be obstructing? mightn't they be obstructing?
Perfect
mightn't I have obstructed? mightn't you have obstructed? mightn't he have obstructed? mightn't we have obstructed? mightn't you have obstructed? mightn't they have obstructed?
V-ing perfect
mightn't I have been obstructing? mightn't you have been obstructing? mightn't he have been obstructing? mightn't we have been obstructing? mightn't you have been obstructing? mightn't they have been obstructing?