may staff
Regular verb: staff - staffed- staffed

Affirmation 	
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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	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 	
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I may not staff
you may not staff
he may not staff
we may not staff
you may not staff
they may not staff 	I may not be staffing
you may not be staffing
he may not be staffing
we may not be staffing
you may not be staffing
they may not be staffing	I may not have staffed
you may not have staffed
he may not have staffed
we may not have staffed
you may not have staffed
they may not have staffed	I may not have been staffing
you may not have been staffing
he may not have been staffing
we may not have been staffing
you may not have been staffing
they may not have been staffing	

Interrogative form 	
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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? 	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 	Perfect 	V-ing perfect 	
may I not staff?
may you not staff?
may he not staff?
may we not staff?
may you not staff?
may they not staff? 	may I not be staffing?
may you not be staffing?
may he not be staffing?
may we not be staffing?
may you not be staffing?
may they not be staffing? 	may I not have staffed?
may you not have staffed?
may he not have staffed?
may we not have staffed?
may you not have staffed?
may they not have staffed? 	may I not have been staffing?
may you not have been staffing?
may he not have been staffing?
may we not have been staffing?
may you not have been staffing?
may they not have been staffing?