English verb conjugation
MAY HEAD

Regular verb: head - headed - headed

Affirmation

Simple form	V-ing form
I may head you may head he may head we may head you may head they may head	I may be heading you may be heading he 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 he 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 he 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 he 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 he 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 he 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 he 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 he head? may we head? may you head? may they head?	may I be heading? may you be heading? may he 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 he 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 he 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 he 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 he 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 he 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 he have been heading? mayn't we have been heading? mayn't you have been heading? mayn't they have been heading?