may overstock
Regular verb: overstock - overstocked- overstocked

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may overstock
you may overstock
he may overstock
we may overstock
you may overstock
they may overstock 	I may be overstocking
you may be overstocking
he may be overstocking
we may be overstocking
you may be overstocking
they may be overstocking	I may have overstocked
you may have overstocked
he may have overstocked
we may have overstocked
you may have overstocked
they may have overstocked	I may have been overstocking
you may have been overstocking
he may have been overstocking
we may have been overstocking
you may have been overstocking
they may have been overstocking	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may not overstock
you may not overstock
he may not overstock
we may not overstock
you may not overstock
they may not overstock 	I may not be overstocking
you may not be overstocking
he may not be overstocking
we may not be overstocking
you may not be overstocking
they may not be overstocking	I may not have overstocked
you may not have overstocked
he may not have overstocked
we may not have overstocked
you may not have overstocked
they may not have overstocked	I may not have been overstocking
you may not have been overstocking
he may not have been overstocking
we may not have been overstocking
you may not have been overstocking
they may not have been overstocking	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I overstock?
may you overstock?
may he overstock?
may we overstock?
may you overstock?
may they overstock? 	may I be overstocking?
may you be overstocking?
may he be overstocking?
may we be overstocking?
may you be overstocking?
may they be overstocking? 	may I have overstocked?
may you have overstocked?
may he have overstocked?
may we have overstocked?
may you have overstocked?
may they have overstocked? 	may I have been overstocking?
may you have been overstocking?
may he have been overstocking?
may we have been overstocking?
may you have been overstocking?
may they have been overstocking? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I not overstock?
may you not overstock?
may he not overstock?
may we not overstock?
may you not overstock?
may they not overstock? 	may I not be overstocking?
may you not be overstocking?
may he not be overstocking?
may we not be overstocking?
may you not be overstocking?
may they not be overstocking? 	may I not have overstocked?
may you not have overstocked?
may he not have overstocked?
may we not have overstocked?
may you not have overstocked?
may they not have overstocked? 	may I not have been overstocking?
may you not have been overstocking?
may he not have been overstocking?
may we not have been overstocking?
may you not have been overstocking?
may they not have been overstocking?