may hallo
Regular verb: hallo - halloed- halloed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may hallo
you may hallo
she may hallo
we may hallo
you may hallo
they may hallo 	I may be halloing
you may be halloing
she may be halloing
we may be halloing
you may be halloing
they may be halloing	I may have halloed
you may have halloed
she may have halloed
we may have halloed
you may have halloed
they may have halloed	I may have been halloing
you may have been halloing
she may have been halloing
we may have been halloing
you may have been halloing
they may have been halloing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't hallo
you mayn't hallo
she mayn't hallo
we mayn't hallo
you mayn't hallo
they mayn't hallo 	I mayn't be halloing
you mayn't be halloing
she mayn't be halloing
we mayn't be halloing
you mayn't be halloing
they mayn't be halloing	I mayn't have halloed
you mayn't have halloed
she mayn't have halloed
we mayn't have halloed
you mayn't have halloed
they mayn't have halloed	I mayn't have been halloing
you mayn't have been halloing
she mayn't have been halloing
we mayn't have been halloing
you mayn't have been halloing
they mayn't have been halloing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I hallo?
may you hallo?
may she hallo?
may we hallo?
may you hallo?
may they hallo? 	may I be halloing?
may you be halloing?
may she be halloing?
may we be halloing?
may you be halloing?
may they be halloing? 	may I have halloed?
may you have halloed?
may she have halloed?
may we have halloed?
may you have halloed?
may they have halloed? 	may I have been halloing?
may you have been halloing?
may she have been halloing?
may we have been halloing?
may you have been halloing?
may they have been halloing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I hallo?
mayn't you hallo?
mayn't she hallo?
mayn't we hallo?
mayn't you hallo?
mayn't they hallo? 	mayn't I be halloing?
mayn't you be halloing?
mayn't she be halloing?
mayn't we be halloing?
mayn't you be halloing?
mayn't they be halloing? 	mayn't I have halloed?
mayn't you have halloed?
mayn't she have halloed?
mayn't we have halloed?
mayn't you have halloed?
mayn't they have halloed? 	mayn't I have been halloing?
mayn't you have been halloing?
mayn't she have been halloing?
mayn't we have been halloing?
mayn't you have been halloing?
mayn't they have been halloing?