English verb conjugation
MAY THRUM

Regular verb: thrum - thrumed - thrumed

Affirmation

Simple form	V-ing form
I may thrum you may thrum he may thrum we may thrum you may thrum they may thrum	I may be thruming you may be thruming he may be thruming we may be thruming you may be thruming they may be thruming
Perfect	V-ing perfect
I may have thrumed you may have thrumed he may have thrumed we may have thrumed you may have thrumed they may have thrumed	I may have been thruming you may have been thruming he may have been thruming we may have been thruming you may have been thruming they may have been thruming

Negation

Simple form	V-ing form
I mayn't thrum you mayn't thrum he mayn't thrum we mayn't thrum you mayn't thrum they mayn't thrum	I mayn't be thruming you mayn't be thruming he mayn't be thruming we mayn't be thruming you mayn't be thruming they mayn't be thruming
Perfect	V-ing perfect
I mayn't have thrumed you mayn't have thrumed he mayn't have thrumed we mayn't have thrumed you mayn't have thrumed they mayn't have thrumed	I mayn't have been thruming you mayn't have been thruming he mayn't have been thruming we mayn't have been thruming you mayn't have been thruming they mayn't have been thruming

Interrogative form

Simple form	V-ing form
may I thrum? may you thrum? may he thrum? may we thrum? may you thrum? may they thrum?	may I be thruming? may you be thruming? may he be thruming? may we be thruming? may you be thruming? may they be thruming?
Perfect	V-ing perfect
may I have thrumed? may you have thrumed? may he have thrumed? may we have thrumed? may you have thrumed? may they have thrumed?	may I have been thruming? may you have been thruming? may he have been thruming? may we have been thruming? may you have been thruming? may they have been thruming?

Interro-negative form

Simple form	V-ing form
mayn't I thrum? mayn't you thrum? mayn't he thrum? mayn't we thrum? mayn't you thrum? mayn't they thrum?	mayn't I be thruming? mayn't you be thruming? mayn't he be thruming? mayn't we be thruming? mayn't you be thruming? mayn't they be thruming?
Perfect	V-ing perfect
mayn't I have thrumed? mayn't you have thrumed? mayn't he have thrumed? mayn't we have thrumed? mayn't you have thrumed? mayn't they have thrumed?	mayn't I have been thruming? mayn't you have been thruming? mayn't he have been thruming? mayn't we have been thruming? mayn't you have been thruming? mayn't they have been thruming?