English verb conjugation
MAY UNDERDRESS

Regular verb: underdress - underdressed - underdressed

Affirmation

Simple form	V-ing form
I may underdress you may underdress he may underdress we may underdress you may underdress they may underdress	I may be underdressing you may be underdressing he may be underdressing we may be underdressing you may be underdressing they may be underdressing
Perfect	V-ing perfect
I may have underdressed you may have underdressed he may have underdressed we may have underdressed you may have underdressed they may have underdressed	I may have been underdressing you may have been underdressing he may have been underdressing we may have been underdressing you may have been underdressing they may have been underdressing

Negation

Simple form	V-ing form
I mayn't underdress you mayn't underdress he mayn't underdress we mayn't underdress you mayn't underdress they mayn't underdress	I mayn't be underdressing you mayn't be underdressing he mayn't be underdressing we mayn't be underdressing you mayn't be underdressing they mayn't be underdressing
Perfect	V-ing perfect
I mayn't have underdressed you mayn't have underdressed he mayn't have underdressed we mayn't have underdressed you mayn't have underdressed they mayn't have underdressed	I mayn't have been underdressing you mayn't have been underdressing he mayn't have been underdressing we mayn't have been underdressing you mayn't have been underdressing they mayn't have been underdressing

Interrogative form

Simple form	V-ing form
may I underdress? may you underdress? may he underdress? may we underdress? may you underdress? may they underdress?	may I be underdressing? may you be underdressing? may he be underdressing? may we be underdressing? may you be underdressing? may they be underdressing?
Perfect	V-ing perfect
may I have underdressed? may you have underdressed? may he have underdressed? may we have underdressed? may you have underdressed? may they have underdressed?	may I have been underdressing? may you have been underdressing? may he have been underdressing? may we have been underdressing? may you have been underdressing? may they have been underdressing?

Interro-negative form

Simple form	V-ing form
mayn't I underdress? mayn't you underdress? mayn't he underdress? mayn't we underdress? mayn't you underdress? mayn't they underdress?	mayn't I be underdressing? mayn't you be underdressing? mayn't he be underdressing? mayn't we be underdressing? mayn't you be underdressing? mayn't they be underdressing?
Perfect	V-ing perfect
mayn't I have underdressed? mayn't you have underdressed? mayn't he have underdressed? mayn't we have underdressed? mayn't you have underdressed? mayn't they have underdressed?	mayn't I have been underdressing? mayn't you have been underdressing? mayn't he have been underdressing? mayn't we have been underdressing? mayn't you have been underdressing? mayn't they have been underdressing?