may correspond
Regular verb: correspond - corresponded- corresponded

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may correspond
you may correspond
she may correspond
we may correspond
you may correspond
they may correspond 	I may be corresponding
you may be corresponding
she may be corresponding
we may be corresponding
you may be corresponding
they may be corresponding	I may have corresponded
you may have corresponded
she may have corresponded
we may have corresponded
you may have corresponded
they may have corresponded	I may have been corresponding
you may have been corresponding
she may have been corresponding
we may have been corresponding
you may have been corresponding
they may have been corresponding	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't correspond
you mayn't correspond
she mayn't correspond
we mayn't correspond
you mayn't correspond
they mayn't correspond 	I mayn't be corresponding
you mayn't be corresponding
she mayn't be corresponding
we mayn't be corresponding
you mayn't be corresponding
they mayn't be corresponding	I mayn't have corresponded
you mayn't have corresponded
she mayn't have corresponded
we mayn't have corresponded
you mayn't have corresponded
they mayn't have corresponded	I mayn't have been corresponding
you mayn't have been corresponding
she mayn't have been corresponding
we mayn't have been corresponding
you mayn't have been corresponding
they mayn't have been corresponding	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I correspond?
may you correspond?
may she correspond?
may we correspond?
may you correspond?
may they correspond? 	may I be corresponding?
may you be corresponding?
may she be corresponding?
may we be corresponding?
may you be corresponding?
may they be corresponding? 	may I have corresponded?
may you have corresponded?
may she have corresponded?
may we have corresponded?
may you have corresponded?
may they have corresponded? 	may I have been corresponding?
may you have been corresponding?
may she have been corresponding?
may we have been corresponding?
may you have been corresponding?
may they have been corresponding? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I correspond?
mayn't you correspond?
mayn't she correspond?
mayn't we correspond?
mayn't you correspond?
mayn't they correspond? 	mayn't I be corresponding?
mayn't you be corresponding?
mayn't she be corresponding?
mayn't we be corresponding?
mayn't you be corresponding?
mayn't they be corresponding? 	mayn't I have corresponded?
mayn't you have corresponded?
mayn't she have corresponded?
mayn't we have corresponded?
mayn't you have corresponded?
mayn't they have corresponded? 	mayn't I have been corresponding?
mayn't you have been corresponding?
mayn't she have been corresponding?
mayn't we have been corresponding?
mayn't you have been corresponding?
mayn't they have been corresponding?