English verb conjugation
MAY UNPILE

Regular verb: unpile - unpiled - unpiled

Affirmation

Simple form	V-ing form
I may unpile you may unpile he may unpile we may unpile you may unpile they may unpile	I may be unpiling you may be unpiling he may be unpiling we may be unpiling you may be unpiling they may be unpiling
Perfect	V-ing perfect
I may have unpiled you may have unpiled he may have unpiled we may have unpiled you may have unpiled they may have unpiled	I may have been unpiling you may have been unpiling he may have been unpiling we may have been unpiling you may have been unpiling they may have been unpiling

Negation

Simple form	V-ing form
I may not unpile you may not unpile he may not unpile we may not unpile you may not unpile they may not unpile	I may not be unpiling you may not be unpiling he may not be unpiling we may not be unpiling you may not be unpiling they may not be unpiling
Perfect	V-ing perfect
I may not have unpiled you may not have unpiled he may not have unpiled we may not have unpiled you may not have unpiled they may not have unpiled	I may not have been unpiling you may not have been unpiling he may not have been unpiling we may not have been unpiling you may not have been unpiling they may not have been unpiling

Interrogative form

Simple form	V-ing form
may I unpile? may you unpile? may he unpile? may we unpile? may you unpile? may they unpile?	may I be unpiling? may you be unpiling? may he be unpiling? may we be unpiling? may you be unpiling? may they be unpiling?
Perfect	V-ing perfect
may I have unpiled? may you have unpiled? may he have unpiled? may we have unpiled? may you have unpiled? may they have unpiled?	may I have been unpiling? may you have been unpiling? may he have been unpiling? may we have been unpiling? may you have been unpiling? may they have been unpiling?

Interro-negative form

Simple form	V-ing form
may I not unpile? may you not unpile? may he not unpile? may we not unpile? may you not unpile? may they not unpile?	may I not be unpiling? may you not be unpiling? may he not be unpiling? may we not be unpiling? may you not be unpiling? may they not be unpiling?
Perfect	V-ing perfect
may I not have unpiled? may you not have unpiled? may he not have unpiled? may we not have unpiled? may you not have unpiled? may they not have unpiled?	may I not have been unpiling? may you not have been unpiling? may he not have been unpiling? may we not have been unpiling? may you not have been unpiling? may they not have been unpiling?