may march
Regular verb: march - marched- marched

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may march
you may march
she may march
we may march
you may march
they may march 	I may be marching
you may be marching
she may be marching
we may be marching
you may be marching
they may be marching	I may have marched
you may have marched
she may have marched
we may have marched
you may have marched
they may have marched	I may have been marching
you may have been marching
she may have been marching
we may have been marching
you may have been marching
they may have been marching	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may not march
you may not march
she may not march
we may not march
you may not march
they may not march 	I may not be marching
you may not be marching
she may not be marching
we may not be marching
you may not be marching
they may not be marching	I may not have marched
you may not have marched
she may not have marched
we may not have marched
you may not have marched
they may not have marched	I may not have been marching
you may not have been marching
she may not have been marching
we may not have been marching
you may not have been marching
they may not have been marching	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I march?
may you march?
may she march?
may we march?
may you march?
may they march? 	may I be marching?
may you be marching?
may she be marching?
may we be marching?
may you be marching?
may they be marching? 	may I have marched?
may you have marched?
may she have marched?
may we have marched?
may you have marched?
may they have marched? 	may I have been marching?
may you have been marching?
may she have been marching?
may we have been marching?
may you have been marching?
may they have been marching? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I not march?
may you not march?
may she not march?
may we not march?
may you not march?
may they not march? 	may I not be marching?
may you not be marching?
may she not be marching?
may we not be marching?
may you not be marching?
may they not be marching? 	may I not have marched?
may you not have marched?
may she not have marched?
may we not have marched?
may you not have marched?
may they not have marched? 	may I not have been marching?
may you not have been marching?
may she not have been marching?
may we not have been marching?
may you not have been marching?
may they not have been marching?