I might sigh you might sigh she might sigh we might sigh you might sigh they might sigh
V-ing form
I might be sighing you might be sighing she might be sighing we might be sighing you might be sighing they might be sighing
Perfect
I might have sighed you might have sighed she might have sighed we might have sighed you might have sighed they might have sighed
V-ing perfect
I might have been sighing you might have been sighing she might have been sighing we might have been sighing you might have been sighing they might have been sighing
Negation
Simple form
I mightn't sigh you mightn't sigh she mightn't sigh we mightn't sigh you mightn't sigh they mightn't sigh
V-ing form
I mightn't be sighing you mightn't be sighing she mightn't be sighing we mightn't be sighing you mightn't be sighing they mightn't be sighing
Perfect
I mightn't have sighed you mightn't have sighed she mightn't have sighed we mightn't have sighed you mightn't have sighed they mightn't have sighed
V-ing perfect
I mightn't have been sighing you mightn't have been sighing she mightn't have been sighing we mightn't have been sighing you mightn't have been sighing they mightn't have been sighing
Interrogative form
Simple form
might I sigh? might you sigh? might she sigh? might we sigh? might you sigh? might they sigh?
V-ing form
might I be sighing? might you be sighing? might she be sighing? might we be sighing? might you be sighing? might they be sighing?
Perfect
might I have sighed? might you have sighed? might she have sighed? might we have sighed? might you have sighed? might they have sighed?
V-ing perfect
might I have been sighing? might you have been sighing? might she have been sighing? might we have been sighing? might you have been sighing? might they have been sighing?
Interro-negative form
Simple form
mightn't I sigh? mightn't you sigh? mightn't she sigh? mightn't we sigh? mightn't you sigh? mightn't they sigh?
V-ing form
mightn't I be sighing? mightn't you be sighing? mightn't she be sighing? mightn't we be sighing? mightn't you be sighing? mightn't they be sighing?
Perfect
mightn't I have sighed? mightn't you have sighed? mightn't she have sighed? mightn't we have sighed? mightn't you have sighed? mightn't they have sighed?
V-ing perfect
mightn't I have been sighing? mightn't you have been sighing? mightn't she have been sighing? mightn't we have been sighing? mightn't you have been sighing? mightn't they have been sighing?