English verb conjugation
MAY OPPUGN

Regular verb: oppugn - oppugned - oppugned

Affirmation

Simple form	V-ing form
I may oppugn you may oppugn he may oppugn we may oppugn you may oppugn they may oppugn	I may be oppugning you may be oppugning he may be oppugning we may be oppugning you may be oppugning they may be oppugning
Perfect	V-ing perfect
I may have oppugned you may have oppugned he may have oppugned we may have oppugned you may have oppugned they may have oppugned	I may have been oppugning you may have been oppugning he may have been oppugning we may have been oppugning you may have been oppugning they may have been oppugning

Negation

Simple form	V-ing form
I may not oppugn you may not oppugn he may not oppugn we may not oppugn you may not oppugn they may not oppugn	I may not be oppugning you may not be oppugning he may not be oppugning we may not be oppugning you may not be oppugning they may not be oppugning
Perfect	V-ing perfect
I may not have oppugned you may not have oppugned he may not have oppugned we may not have oppugned you may not have oppugned they may not have oppugned	I may not have been oppugning you may not have been oppugning he may not have been oppugning we may not have been oppugning you may not have been oppugning they may not have been oppugning

Interrogative form

Simple form	V-ing form
may I oppugn? may you oppugn? may he oppugn? may we oppugn? may you oppugn? may they oppugn?	may I be oppugning? may you be oppugning? may he be oppugning? may we be oppugning? may you be oppugning? may they be oppugning?
Perfect	V-ing perfect
may I have oppugned? may you have oppugned? may he have oppugned? may we have oppugned? may you have oppugned? may they have oppugned?	may I have been oppugning? may you have been oppugning? may he have been oppugning? may we have been oppugning? may you have been oppugning? may they have been oppugning?

Interro-negative form

Simple form	V-ing form
may I not oppugn? may you not oppugn? may he not oppugn? may we not oppugn? may you not oppugn? may they not oppugn?	may I not be oppugning? may you not be oppugning? may he not be oppugning? may we not be oppugning? may you not be oppugning? may they not be oppugning?
Perfect	V-ing perfect
may I not have oppugned? may you not have oppugned? may he not have oppugned? may we not have oppugned? may you not have oppugned? may they not have oppugned?	may I not have been oppugning? may you not have been oppugning? may he not have been oppugning? may we not have been oppugning? may you not have been oppugning? may they not have been oppugning?