English verb conjugation
MAY HUM

Regular verb: hum - humed - humed

Affirmation

Simple form	V-ing form
I may hum you may hum she may hum we may hum you may hum they may hum	I may be huming you may be huming she may be huming we may be huming you may be huming they may be huming
Perfect	V-ing perfect
I may have humed you may have humed she may have humed we may have humed you may have humed they may have humed	I may have been huming you may have been huming she may have been huming we may have been huming you may have been huming they may have been huming

Negation

Simple form	V-ing form
I mayn't hum you mayn't hum she mayn't hum we mayn't hum you mayn't hum they mayn't hum	I mayn't be huming you mayn't be huming she mayn't be huming we mayn't be huming you mayn't be huming they mayn't be huming
Perfect	V-ing perfect
I mayn't have humed you mayn't have humed she mayn't have humed we mayn't have humed you mayn't have humed they mayn't have humed	I mayn't have been huming you mayn't have been huming she mayn't have been huming we mayn't have been huming you mayn't have been huming they mayn't have been huming

Interrogative form

Simple form	V-ing form
may I hum? may you hum? may she hum? may we hum? may you hum? may they hum?	may I be huming? may you be huming? may she be huming? may we be huming? may you be huming? may they be huming?
Perfect	V-ing perfect
may I have humed? may you have humed? may she have humed? may we have humed? may you have humed? may they have humed?	may I have been huming? may you have been huming? may she have been huming? may we have been huming? may you have been huming? may they have been huming?

Interro-negative form

Simple form	V-ing form
mayn't I hum? mayn't you hum? mayn't she hum? mayn't we hum? mayn't you hum? mayn't they hum?	mayn't I be huming? mayn't you be huming? mayn't she be huming? mayn't we be huming? mayn't you be huming? mayn't they be huming?
Perfect	V-ing perfect
mayn't I have humed? mayn't you have humed? mayn't she have humed? mayn't we have humed? mayn't you have humed? mayn't they have humed?	mayn't I have been huming? mayn't you have been huming? mayn't she have been huming? mayn't we have been huming? mayn't you have been huming? mayn't they have been huming?