English verb conjugation
MAY SPAR

Regular verb: spar - sparred - sparred

Affirmation

Simple form	V-ing form
I may spar you may spar he may spar we may spar you may spar they may spar	I may be sparring you may be sparring he may be sparring we may be sparring you may be sparring they may be sparring
Perfect	V-ing perfect
I may have sparred you may have sparred he may have sparred we may have sparred you may have sparred they may have sparred	I may have been sparring you may have been sparring he may have been sparring we may have been sparring you may have been sparring they may have been sparring

Negation

Simple form	V-ing form
I may not spar you may not spar he may not spar we may not spar you may not spar they may not spar	I may not be sparring you may not be sparring he may not be sparring we may not be sparring you may not be sparring they may not be sparring
Perfect	V-ing perfect
I may not have sparred you may not have sparred he may not have sparred we may not have sparred you may not have sparred they may not have sparred	I may not have been sparring you may not have been sparring he may not have been sparring we may not have been sparring you may not have been sparring they may not have been sparring

Interrogative form

Simple form	V-ing form
may I spar? may you spar? may he spar? may we spar? may you spar? may they spar?	may I be sparring? may you be sparring? may he be sparring? may we be sparring? may you be sparring? may they be sparring?
Perfect	V-ing perfect
may I have sparred? may you have sparred? may he have sparred? may we have sparred? may you have sparred? may they have sparred?	may I have been sparring? may you have been sparring? may he have been sparring? may we have been sparring? may you have been sparring? may they have been sparring?

Interro-negative form

Simple form	V-ing form
may I not spar? may you not spar? may he not spar? may we not spar? may you not spar? may they not spar?	may I not be sparring? may you not be sparring? may he not be sparring? may we not be sparring? may you not be sparring? may they not be sparring?
Perfect	V-ing perfect
may I not have sparred? may you not have sparred? may he not have sparred? may we not have sparred? may you not have sparred? may they not have sparred?	may I not have been sparring? may you not have been sparring? may he not have been sparring? may we not have been sparring? may you not have been sparring? may they not have been sparring?