may return
Regular verb: return - returned- returned

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may return
you may return
she may return
we may return
you may return
they may return 	I may be returning
you may be returning
she may be returning
we may be returning
you may be returning
they may be returning	I may have returned
you may have returned
she may have returned
we may have returned
you may have returned
they may have returned	I may have been returning
you may have been returning
she may have been returning
we may have been returning
you may have been returning
they may have been returning	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may not return
you may not return
she may not return
we may not return
you may not return
they may not return 	I may not be returning
you may not be returning
she may not be returning
we may not be returning
you may not be returning
they may not be returning	I may not have returned
you may not have returned
she may not have returned
we may not have returned
you may not have returned
they may not have returned	I may not have been returning
you may not have been returning
she may not have been returning
we may not have been returning
you may not have been returning
they may not have been returning	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I return?
may you return?
may she return?
may we return?
may you return?
may they return? 	may I be returning?
may you be returning?
may she be returning?
may we be returning?
may you be returning?
may they be returning? 	may I have returned?
may you have returned?
may she have returned?
may we have returned?
may you have returned?
may they have returned? 	may I have been returning?
may you have been returning?
may she have been returning?
may we have been returning?
may you have been returning?
may they have been returning? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I not return?
may you not return?
may she not return?
may we not return?
may you not return?
may they not return? 	may I not be returning?
may you not be returning?
may she not be returning?
may we not be returning?
may you not be returning?
may they not be returning? 	may I not have returned?
may you not have returned?
may she not have returned?
may we not have returned?
may you not have returned?
may they not have returned? 	may I not have been returning?
may you not have been returning?
may she not have been returning?
may we not have been returning?
may you not have been returning?
may they not have been returning?