English verb conjugation
MAY UNDERPROP

Regular verb: underprop - underproped - underproped

Affirmation

Simple form	V-ing form
I may underprop you may underprop he may underprop we may underprop you may underprop they may underprop	I may be underproping you may be underproping he may be underproping we may be underproping you may be underproping they may be underproping
Perfect	V-ing perfect
I may have underproped you may have underproped he may have underproped we may have underproped you may have underproped they may have underproped	I may have been underproping you may have been underproping he may have been underproping we may have been underproping you may have been underproping they may have been underproping

Negation

Simple form	V-ing form
I mayn't underprop you mayn't underprop he mayn't underprop we mayn't underprop you mayn't underprop they mayn't underprop	I mayn't be underproping you mayn't be underproping he mayn't be underproping we mayn't be underproping you mayn't be underproping they mayn't be underproping
Perfect	V-ing perfect
I mayn't have underproped you mayn't have underproped he mayn't have underproped we mayn't have underproped you mayn't have underproped they mayn't have underproped	I mayn't have been underproping you mayn't have been underproping he mayn't have been underproping we mayn't have been underproping you mayn't have been underproping they mayn't have been underproping

Interrogative form

Simple form	V-ing form
may I underprop? may you underprop? may he underprop? may we underprop? may you underprop? may they underprop?	may I be underproping? may you be underproping? may he be underproping? may we be underproping? may you be underproping? may they be underproping?
Perfect	V-ing perfect
may I have underproped? may you have underproped? may he have underproped? may we have underproped? may you have underproped? may they have underproped?	may I have been underproping? may you have been underproping? may he have been underproping? may we have been underproping? may you have been underproping? may they have been underproping?

Interro-negative form

Simple form	V-ing form
mayn't I underprop? mayn't you underprop? mayn't he underprop? mayn't we underprop? mayn't you underprop? mayn't they underprop?	mayn't I be underproping? mayn't you be underproping? mayn't he be underproping? mayn't we be underproping? mayn't you be underproping? mayn't they be underproping?
Perfect	V-ing perfect
mayn't I have underproped? mayn't you have underproped? mayn't he have underproped? mayn't we have underproped? mayn't you have underproped? mayn't they have underproped?	mayn't I have been underproping? mayn't you have been underproping? mayn't he have been underproping? mayn't we have been underproping? mayn't you have been underproping? mayn't they have been underproping?