English verb conjugation
MAY UNDERPRICE

Regular verb: underprice - underpriced - underpriced

Affirmation

Simple form	V-ing form
I may underprice you may underprice he may underprice we may underprice you may underprice they may underprice	I may be underpricing you may be underpricing he may be underpricing we may be underpricing you may be underpricing they may be underpricing
Perfect	V-ing perfect
I may have underpriced you may have underpriced he may have underpriced we may have underpriced you may have underpriced they may have underpriced	I may have been underpricing you may have been underpricing he may have been underpricing we may have been underpricing you may have been underpricing they may have been underpricing

Negation

Simple form	V-ing form
I mayn't underprice you mayn't underprice he mayn't underprice we mayn't underprice you mayn't underprice they mayn't underprice	I mayn't be underpricing you mayn't be underpricing he mayn't be underpricing we mayn't be underpricing you mayn't be underpricing they mayn't be underpricing
Perfect	V-ing perfect
I mayn't have underpriced you mayn't have underpriced he mayn't have underpriced we mayn't have underpriced you mayn't have underpriced they mayn't have underpriced	I mayn't have been underpricing you mayn't have been underpricing he mayn't have been underpricing we mayn't have been underpricing you mayn't have been underpricing they mayn't have been underpricing

Interrogative form

Simple form	V-ing form
may I underprice? may you underprice? may he underprice? may we underprice? may you underprice? may they underprice?	may I be underpricing? may you be underpricing? may he be underpricing? may we be underpricing? may you be underpricing? may they be underpricing?
Perfect	V-ing perfect
may I have underpriced? may you have underpriced? may he have underpriced? may we have underpriced? may you have underpriced? may they have underpriced?	may I have been underpricing? may you have been underpricing? may he have been underpricing? may we have been underpricing? may you have been underpricing? may they have been underpricing?

Interro-negative form

Simple form	V-ing form
mayn't I underprice? mayn't you underprice? mayn't he underprice? mayn't we underprice? mayn't you underprice? mayn't they underprice?	mayn't I be underpricing? mayn't you be underpricing? mayn't he be underpricing? mayn't we be underpricing? mayn't you be underpricing? mayn't they be underpricing?
Perfect	V-ing perfect
mayn't I have underpriced? mayn't you have underpriced? mayn't he have underpriced? mayn't we have underpriced? mayn't you have underpriced? mayn't they have underpriced?	mayn't I have been underpricing? mayn't you have been underpricing? mayn't he have been underpricing? mayn't we have been underpricing? mayn't you have been underpricing? mayn't they have been underpricing?