English verb conjugation
MAY KILL

Regular verb: kill - killed - killed

Affirmation

Simple form	V-ing form
I may kill you may kill he may kill we may kill you may kill they may kill	I may be killing you may be killing he may be killing we may be killing you may be killing they may be killing
Perfect	V-ing perfect
I may have killed you may have killed he may have killed we may have killed you may have killed they may have killed	I may have been killing you may have been killing he may have been killing we may have been killing you may have been killing they may have been killing

Negation

Simple form	V-ing form
I mayn't kill you mayn't kill he mayn't kill we mayn't kill you mayn't kill they mayn't kill	I mayn't be killing you mayn't be killing he mayn't be killing we mayn't be killing you mayn't be killing they mayn't be killing
Perfect	V-ing perfect
I mayn't have killed you mayn't have killed he mayn't have killed we mayn't have killed you mayn't have killed they mayn't have killed	I mayn't have been killing you mayn't have been killing he mayn't have been killing we mayn't have been killing you mayn't have been killing they mayn't have been killing

Interrogative form

Simple form	V-ing form
may I kill? may you kill? may he kill? may we kill? may you kill? may they kill?	may I be killing? may you be killing? may he be killing? may we be killing? may you be killing? may they be killing?
Perfect	V-ing perfect
may I have killed? may you have killed? may he have killed? may we have killed? may you have killed? may they have killed?	may I have been killing? may you have been killing? may he have been killing? may we have been killing? may you have been killing? may they have been killing?

Interro-negative form

Simple form	V-ing form
mayn't I kill? mayn't you kill? mayn't he kill? mayn't we kill? mayn't you kill? mayn't they kill?	mayn't I be killing? mayn't you be killing? mayn't he be killing? mayn't we be killing? mayn't you be killing? mayn't they be killing?
Perfect	V-ing perfect
mayn't I have killed? mayn't you have killed? mayn't he have killed? mayn't we have killed? mayn't you have killed? mayn't they have killed?	mayn't I have been killing? mayn't you have been killing? mayn't he have been killing? mayn't we have been killing? mayn't you have been killing? mayn't they have been killing?