English verb conjugation
MAY VACUUM

Regular verb: vacuum - vacuumed - vacuumed

Affirmation

Simple form	V-ing form
I may vacuum you may vacuum he may vacuum we may vacuum you may vacuum they may vacuum	I may be vacuuming you may be vacuuming he may be vacuuming we may be vacuuming you may be vacuuming they may be vacuuming
Perfect	V-ing perfect
I may have vacuumed you may have vacuumed he may have vacuumed we may have vacuumed you may have vacuumed they may have vacuumed	I may have been vacuuming you may have been vacuuming he may have been vacuuming we may have been vacuuming you may have been vacuuming they may have been vacuuming

Negation

Simple form	V-ing form
I may not vacuum you may not vacuum he may not vacuum we may not vacuum you may not vacuum they may not vacuum	I may not be vacuuming you may not be vacuuming he may not be vacuuming we may not be vacuuming you may not be vacuuming they may not be vacuuming
Perfect	V-ing perfect
I may not have vacuumed you may not have vacuumed he may not have vacuumed we may not have vacuumed you may not have vacuumed they may not have vacuumed	I may not have been vacuuming you may not have been vacuuming he may not have been vacuuming we may not have been vacuuming you may not have been vacuuming they may not have been vacuuming

Interrogative form

Simple form	V-ing form
may I vacuum? may you vacuum? may he vacuum? may we vacuum? may you vacuum? may they vacuum?	may I be vacuuming? may you be vacuuming? may he be vacuuming? may we be vacuuming? may you be vacuuming? may they be vacuuming?
Perfect	V-ing perfect
may I have vacuumed? may you have vacuumed? may he have vacuumed? may we have vacuumed? may you have vacuumed? may they have vacuumed?	may I have been vacuuming? may you have been vacuuming? may he have been vacuuming? may we have been vacuuming? may you have been vacuuming? may they have been vacuuming?

Interro-negative form

Simple form	V-ing form
may I not vacuum? may you not vacuum? may he not vacuum? may we not vacuum? may you not vacuum? may they not vacuum?	may I not be vacuuming? may you not be vacuuming? may he not be vacuuming? may we not be vacuuming? may you not be vacuuming? may they not be vacuuming?
Perfect	V-ing perfect
may I not have vacuumed? may you not have vacuumed? may he not have vacuumed? may we not have vacuumed? may you not have vacuumed? may they not have vacuumed?	may I not have been vacuuming? may you not have been vacuuming? may he not have been vacuuming? may we not have been vacuuming? may you not have been vacuuming? may they not have been vacuuming?