English verb conjugation
MAY SIGH

Regular verb: sigh - sighed - sighed

Affirmation

Simple form	V-ing form
I may sigh you may sigh he may sigh we may sigh you may sigh they may sigh	I may be sighing you may be sighing he may be sighing we may be sighing you may be sighing they may be sighing
Perfect	V-ing perfect
I may have sighed you may have sighed he may have sighed we may have sighed you may have sighed they may have sighed	I may have been sighing you may have been sighing he may have been sighing we may have been sighing you may have been sighing they may have been sighing

Negation

Simple form	V-ing form
I may not sigh you may not sigh he may not sigh we may not sigh you may not sigh they may not sigh	I may not be sighing you may not be sighing he may not be sighing we may not be sighing you may not be sighing they may not be sighing
Perfect	V-ing perfect
I may not have sighed you may not have sighed he may not have sighed we may not have sighed you may not have sighed they may not have sighed	I may not have been sighing you may not have been sighing he may not have been sighing we may not have been sighing you may not have been sighing they may not have been sighing

Interrogative form

Simple form	V-ing form
may I sigh? may you sigh? may he sigh? may we sigh? may you sigh? may they sigh?	may I be sighing? may you be sighing? may he be sighing? may we be sighing? may you be sighing? may they be sighing?
Perfect	V-ing perfect
may I have sighed? may you have sighed? may he have sighed? may we have sighed? may you have sighed? may they have sighed?	may I have been sighing? may you have been sighing? may he have been sighing? may we have been sighing? may you have been sighing? may they have been sighing?

Interro-negative form

Simple form	V-ing form
may I not sigh? may you not sigh? may he not sigh? may we not sigh? may you not sigh? may they not sigh?	may I not be sighing? may you not be sighing? may he not be sighing? may we not be sighing? may you not be sighing? may they not be sighing?
Perfect	V-ing perfect
may I not have sighed? may you not have sighed? may he not have sighed? may we not have sighed? may you not have sighed? may they not have sighed?	may I not have been sighing? may you not have been sighing? may he not have been sighing? may we not have been sighing? may you not have been sighing? may they not have been sighing?