English verb conjugation
MAY DRUM

Regular verb: drum - drummed - drummed

Affirmation

Simple form	V-ing form
I may drum you may drum he may drum we may drum you may drum they may drum	I may be drumming you may be drumming he may be drumming we may be drumming you may be drumming they may be drumming
Perfect	V-ing perfect
I may have drummed you may have drummed he may have drummed we may have drummed you may have drummed they may have drummed	I may have been drumming you may have been drumming he may have been drumming we may have been drumming you may have been drumming they may have been drumming

Negation

Simple form	V-ing form
I may not drum you may not drum he may not drum we may not drum you may not drum they may not drum	I may not be drumming you may not be drumming he may not be drumming we may not be drumming you may not be drumming they may not be drumming
Perfect	V-ing perfect
I may not have drummed you may not have drummed he may not have drummed we may not have drummed you may not have drummed they may not have drummed	I may not have been drumming you may not have been drumming he may not have been drumming we may not have been drumming you may not have been drumming they may not have been drumming

Interrogative form

Simple form	V-ing form
may I drum? may you drum? may he drum? may we drum? may you drum? may they drum?	may I be drumming? may you be drumming? may he be drumming? may we be drumming? may you be drumming? may they be drumming?
Perfect	V-ing perfect
may I have drummed? may you have drummed? may he have drummed? may we have drummed? may you have drummed? may they have drummed?	may I have been drumming? may you have been drumming? may he have been drumming? may we have been drumming? may you have been drumming? may they have been drumming?

Interro-negative form

Simple form	V-ing form
may I not drum? may you not drum? may he not drum? may we not drum? may you not drum? may they not drum?	may I not be drumming? may you not be drumming? may he not be drumming? may we not be drumming? may you not be drumming? may they not be drumming?
Perfect	V-ing perfect
may I not have drummed? may you not have drummed? may he not have drummed? may we not have drummed? may you not have drummed? may they not have drummed?	may I not have been drumming? may you not have been drumming? may he not have been drumming? may we not have been drumming? may you not have been drumming? may they not have been drumming?