English verb conjugation
MAY UNDERRATE

Regular verb: underrate - underrated - underrated

Affirmation

Simple form	V-ing form
I may underrate you may underrate he may underrate we may underrate you may underrate they may underrate	I may be underrating you may be underrating he may be underrating we may be underrating you may be underrating they may be underrating
Perfect	V-ing perfect
I may have underrated you may have underrated he may have underrated we may have underrated you may have underrated they may have underrated	I may have been underrating you may have been underrating he may have been underrating we may have been underrating you may have been underrating they may have been underrating

Negation

Simple form	V-ing form
I mayn't underrate you mayn't underrate he mayn't underrate we mayn't underrate you mayn't underrate they mayn't underrate	I mayn't be underrating you mayn't be underrating he mayn't be underrating we mayn't be underrating you mayn't be underrating they mayn't be underrating
Perfect	V-ing perfect
I mayn't have underrated you mayn't have underrated he mayn't have underrated we mayn't have underrated you mayn't have underrated they mayn't have underrated	I mayn't have been underrating you mayn't have been underrating he mayn't have been underrating we mayn't have been underrating you mayn't have been underrating they mayn't have been underrating

Interrogative form

Simple form	V-ing form
may I underrate? may you underrate? may he underrate? may we underrate? may you underrate? may they underrate?	may I be underrating? may you be underrating? may he be underrating? may we be underrating? may you be underrating? may they be underrating?
Perfect	V-ing perfect
may I have underrated? may you have underrated? may he have underrated? may we have underrated? may you have underrated? may they have underrated?	may I have been underrating? may you have been underrating? may he have been underrating? may we have been underrating? may you have been underrating? may they have been underrating?

Interro-negative form

Simple form	V-ing form
mayn't I underrate? mayn't you underrate? mayn't he underrate? mayn't we underrate? mayn't you underrate? mayn't they underrate?	mayn't I be underrating? mayn't you be underrating? mayn't he be underrating? mayn't we be underrating? mayn't you be underrating? mayn't they be underrating?
Perfect	V-ing perfect
mayn't I have underrated? mayn't you have underrated? mayn't he have underrated? mayn't we have underrated? mayn't you have underrated? mayn't they have underrated?	mayn't I have been underrating? mayn't you have been underrating? mayn't he have been underrating? mayn't we have been underrating? mayn't you have been underrating? mayn't they have been underrating?