English verb conjugation
MAY HEAD

Regular verb: head - headed - headed

Affirmation

Simple form	V-ing form
I may head you may head she may head we may head you may head they may head	I may be heading you may be heading she may be heading we may be heading you may be heading they may be heading
Perfect	V-ing perfect
I may have headed you may have headed she may have headed we may have headed you may have headed they may have headed	I may have been heading you may have been heading she may have been heading we may have been heading you may have been heading they may have been heading

Negation

Simple form	V-ing form
I mayn't head you mayn't head she mayn't head we mayn't head you mayn't head they mayn't head	I mayn't be heading you mayn't be heading she mayn't be heading we mayn't be heading you mayn't be heading they mayn't be heading
Perfect	V-ing perfect
I mayn't have headed you mayn't have headed she mayn't have headed we mayn't have headed you mayn't have headed they mayn't have headed	I mayn't have been heading you mayn't have been heading she mayn't have been heading we mayn't have been heading you mayn't have been heading they mayn't have been heading

Interrogative form

Simple form	V-ing form
may I head? may you head? may she head? may we head? may you head? may they head?	may I be heading? may you be heading? may she be heading? may we be heading? may you be heading? may they be heading?
Perfect	V-ing perfect
may I have headed? may you have headed? may she have headed? may we have headed? may you have headed? may they have headed?	may I have been heading? may you have been heading? may she have been heading? may we have been heading? may you have been heading? may they have been heading?

Interro-negative form

Simple form	V-ing form
mayn't I head? mayn't you head? mayn't she head? mayn't we head? mayn't you head? mayn't they head?	mayn't I be heading? mayn't you be heading? mayn't she be heading? mayn't we be heading? mayn't you be heading? mayn't they be heading?
Perfect	V-ing perfect
mayn't I have headed? mayn't you have headed? mayn't she have headed? mayn't we have headed? mayn't you have headed? mayn't they have headed?	mayn't I have been heading? mayn't you have been heading? mayn't she have been heading? mayn't we have been heading? mayn't you have been heading? mayn't they have been heading?