English verb conjugation
MIGHT ALTER

Regular verb: alter - altered - altered

Affirmation

Simple form	V-ing form
I might alter you might alter he might alter we might alter you might alter they might alter	I might be altering you might be altering he might be altering we might be altering you might be altering they might be altering
Perfect	V-ing perfect
I might have altered you might have altered he might have altered we might have altered you might have altered they might have altered	I might have been altering you might have been altering he might have been altering we might have been altering you might have been altering they might have been altering

Negation

Simple form	V-ing form
I mightn't alter you mightn't alter he mightn't alter we mightn't alter you mightn't alter they mightn't alter	I mightn't be altering you mightn't be altering he mightn't be altering we mightn't be altering you mightn't be altering they mightn't be altering
Perfect	V-ing perfect
I mightn't have altered you mightn't have altered he mightn't have altered we mightn't have altered you mightn't have altered they mightn't have altered	I mightn't have been altering you mightn't have been altering he mightn't have been altering we mightn't have been altering you mightn't have been altering they mightn't have been altering

Interrogative form

Simple form	V-ing form
might I alter? might you alter? might he alter? might we alter? might you alter? might they alter?	might I be altering? might you be altering? might he be altering? might we be altering? might you be altering? might they be altering?
Perfect	V-ing perfect
might I have altered? might you have altered? might he have altered? might we have altered? might you have altered? might they have altered?	might I have been altering? might you have been altering? might he have been altering? might we have been altering? might you have been altering? might they have been altering?

Interro-negative form

Simple form	V-ing form
mightn't I alter? mightn't you alter? mightn't he alter? mightn't we alter? mightn't you alter? mightn't they alter?	mightn't I be altering? mightn't you be altering? mightn't he be altering? mightn't we be altering? mightn't you be altering? mightn't they be altering?
Perfect	V-ing perfect
mightn't I have altered? mightn't you have altered? mightn't he have altered? mightn't we have altered? mightn't you have altered? mightn't they have altered?	mightn't I have been altering? mightn't you have been altering? mightn't he have been altering? mightn't we have been altering? mightn't you have been altering? mightn't they have been altering?