English verb conjugation
MAY STAFF

Regular verb: staff - staffed - staffed

Affirmation

Simple form	V-ing form
I may staff you may staff he may staff we may staff you may staff they may staff	I may be staffing you may be staffing he may be staffing we may be staffing you may be staffing they may be staffing
Perfect	V-ing perfect
I may have staffed you may have staffed he may have staffed we may have staffed you may have staffed they may have staffed	I may have been staffing you may have been staffing he may have been staffing we may have been staffing you may have been staffing they may have been staffing

Negation

Simple form	V-ing form
I mayn't staff you mayn't staff he mayn't staff we mayn't staff you mayn't staff they mayn't staff	I mayn't be staffing you mayn't be staffing he mayn't be staffing we mayn't be staffing you mayn't be staffing they mayn't be staffing
Perfect	V-ing perfect
I mayn't have staffed you mayn't have staffed he mayn't have staffed we mayn't have staffed you mayn't have staffed they mayn't have staffed	I mayn't have been staffing you mayn't have been staffing he mayn't have been staffing we mayn't have been staffing you mayn't have been staffing they mayn't have been staffing

Interrogative form

Simple form	V-ing form
may I staff? may you staff? may he staff? may we staff? may you staff? may they staff?	may I be staffing? may you be staffing? may he be staffing? may we be staffing? may you be staffing? may they be staffing?
Perfect	V-ing perfect
may I have staffed? may you have staffed? may he have staffed? may we have staffed? may you have staffed? may they have staffed?	may I have been staffing? may you have been staffing? may he have been staffing? may we have been staffing? may you have been staffing? may they have been staffing?

Interro-negative form

Simple form	V-ing form
mayn't I staff? mayn't you staff? mayn't he staff? mayn't we staff? mayn't you staff? mayn't they staff?	mayn't I be staffing? mayn't you be staffing? mayn't he be staffing? mayn't we be staffing? mayn't you be staffing? mayn't they be staffing?
Perfect	V-ing perfect
mayn't I have staffed? mayn't you have staffed? mayn't he have staffed? mayn't we have staffed? mayn't you have staffed? mayn't they have staffed?	mayn't I have been staffing? mayn't you have been staffing? mayn't he have been staffing? mayn't we have been staffing? mayn't you have been staffing? mayn't they have been staffing?