English verb conjugation
MAY HAVEN

Regular verb: haven - havened - havened

Affirmation

Simple form	V-ing form
I may haven you may haven he may haven we may haven you may haven they may haven	I may be havening you may be havening he may be havening we may be havening you may be havening they may be havening
Perfect	V-ing perfect
I may have havened you may have havened he may have havened we may have havened you may have havened they may have havened	I may have been havening you may have been havening he may have been havening we may have been havening you may have been havening they may have been havening

Negation

Simple form	V-ing form
I may not haven you may not haven he may not haven we may not haven you may not haven they may not haven	I may not be havening you may not be havening he may not be havening we may not be havening you may not be havening they may not be havening
Perfect	V-ing perfect
I may not have havened you may not have havened he may not have havened we may not have havened you may not have havened they may not have havened	I may not have been havening you may not have been havening he may not have been havening we may not have been havening you may not have been havening they may not have been havening

Interrogative form

Simple form	V-ing form
may I haven? may you haven? may he haven? may we haven? may you haven? may they haven?	may I be havening? may you be havening? may he be havening? may we be havening? may you be havening? may they be havening?
Perfect	V-ing perfect
may I have havened? may you have havened? may he have havened? may we have havened? may you have havened? may they have havened?	may I have been havening? may you have been havening? may he have been havening? may we have been havening? may you have been havening? may they have been havening?

Interro-negative form

Simple form	V-ing form
may I not haven? may you not haven? may he not haven? may we not haven? may you not haven? may they not haven?	may I not be havening? may you not be havening? may he not be havening? may we not be havening? may you not be havening? may they not be havening?
Perfect	V-ing perfect
may I not have havened? may you not have havened? may he not have havened? may we not have havened? may you not have havened? may they not have havened?	may I not have been havening? may you not have been havening? may he not have been havening? may we not have been havening? may you not have been havening? may they not have been havening?