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