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