English verb conjugation
MAY PILE

Regular verb: pile - piled - piled

Affirmation

Simple form	V-ing form
I may pile you may pile he may pile we may pile you may pile they may pile	I may be piling you may be piling he may be piling we may be piling you may be piling they may be piling
Perfect	V-ing perfect
I may have piled you may have piled he may have piled we may have piled you may have piled they may have piled	I may have been piling you may have been piling he may have been piling we may have been piling you may have been piling they may have been piling

Negation

Simple form	V-ing form
I may not pile you may not pile he may not pile we may not pile you may not pile they may not pile	I may not be piling you may not be piling he may not be piling we may not be piling you may not be piling they may not be piling
Perfect	V-ing perfect
I may not have piled you may not have piled he may not have piled we may not have piled you may not have piled they may not have piled	I may not have been piling you may not have been piling he may not have been piling we may not have been piling you may not have been piling they may not have been piling

Interrogative form

Simple form	V-ing form
may I pile? may you pile? may he pile? may we pile? may you pile? may they pile?	may I be piling? may you be piling? may he be piling? may we be piling? may you be piling? may they be piling?
Perfect	V-ing perfect
may I have piled? may you have piled? may he have piled? may we have piled? may you have piled? may they have piled?	may I have been piling? may you have been piling? may he have been piling? may we have been piling? may you have been piling? may they have been piling?

Interro-negative form

Simple form	V-ing form
may I not pile? may you not pile? may he not pile? may we not pile? may you not pile? may they not pile?	may I not be piling? may you not be piling? may he not be piling? may we not be piling? may you not be piling? may they not be piling?
Perfect	V-ing perfect
may I not have piled? may you not have piled? may he not have piled? may we not have piled? may you not have piled? may they not have piled?	may I not have been piling? may you not have been piling? may he not have been piling? may we not have been piling? may you not have been piling? may they not have been piling?