English verb conjugation
MAY GRAVE

Regular verb: grave - graved - graved

Affirmation

Simple form	V-ing form
I may grave you may grave he may grave we may grave you may grave they may grave	I may be graving you may be graving he may be graving we may be graving you may be graving they may be graving
Perfect	V-ing perfect
I may have graved you may have graved he may have graved we may have graved you may have graved they may have graved	I may have been graving you may have been graving he may have been graving we may have been graving you may have been graving they may have been graving

Negation

Simple form	V-ing form
I mayn't grave you mayn't grave he mayn't grave we mayn't grave you mayn't grave they mayn't grave	I mayn't be graving you mayn't be graving he mayn't be graving we mayn't be graving you mayn't be graving they mayn't be graving
Perfect	V-ing perfect
I mayn't have graved you mayn't have graved he mayn't have graved we mayn't have graved you mayn't have graved they mayn't have graved	I mayn't have been graving you mayn't have been graving he mayn't have been graving we mayn't have been graving you mayn't have been graving they mayn't have been graving

Interrogative form

Simple form	V-ing form
may I grave? may you grave? may he grave? may we grave? may you grave? may they grave?	may I be graving? may you be graving? may he be graving? may we be graving? may you be graving? may they be graving?
Perfect	V-ing perfect
may I have graved? may you have graved? may he have graved? may we have graved? may you have graved? may they have graved?	may I have been graving? may you have been graving? may he have been graving? may we have been graving? may you have been graving? may they have been graving?

Interro-negative form

Simple form	V-ing form
mayn't I grave? mayn't you grave? mayn't he grave? mayn't we grave? mayn't you grave? mayn't they grave?	mayn't I be graving? mayn't you be graving? mayn't he be graving? mayn't we be graving? mayn't you be graving? mayn't they be graving?
Perfect	V-ing perfect
mayn't I have graved? mayn't you have graved? mayn't he have graved? mayn't we have graved? mayn't you have graved? mayn't they have graved?	mayn't I have been graving? mayn't you have been graving? mayn't he have been graving? mayn't we have been graving? mayn't you have been graving? mayn't they have been graving?