English verb conjugation
MAY VOW

Regular verb: vow - vowed - vowed

Affirmation

Simple form	V-ing form
I may vow you may vow he may vow we may vow you may vow they may vow	I may be vowing you may be vowing he may be vowing we may be vowing you may be vowing they may be vowing
Perfect	V-ing perfect
I may have vowed you may have vowed he may have vowed we may have vowed you may have vowed they may have vowed	I may have been vowing you may have been vowing he may have been vowing we may have been vowing you may have been vowing they may have been vowing

Negation

Simple form	V-ing form
I may not vow you may not vow he may not vow we may not vow you may not vow they may not vow	I may not be vowing you may not be vowing he may not be vowing we may not be vowing you may not be vowing they may not be vowing
Perfect	V-ing perfect
I may not have vowed you may not have vowed he may not have vowed we may not have vowed you may not have vowed they may not have vowed	I may not have been vowing you may not have been vowing he may not have been vowing we may not have been vowing you may not have been vowing they may not have been vowing

Interrogative form

Simple form	V-ing form
may I vow? may you vow? may he vow? may we vow? may you vow? may they vow?	may I be vowing? may you be vowing? may he be vowing? may we be vowing? may you be vowing? may they be vowing?
Perfect	V-ing perfect
may I have vowed? may you have vowed? may he have vowed? may we have vowed? may you have vowed? may they have vowed?	may I have been vowing? may you have been vowing? may he have been vowing? may we have been vowing? may you have been vowing? may they have been vowing?

Interro-negative form

Simple form	V-ing form
may I not vow? may you not vow? may he not vow? may we not vow? may you not vow? may they not vow?	may I not be vowing? may you not be vowing? may he not be vowing? may we not be vowing? may you not be vowing? may they not be vowing?
Perfect	V-ing perfect
may I not have vowed? may you not have vowed? may he not have vowed? may we not have vowed? may you not have vowed? may they not have vowed?	may I not have been vowing? may you not have been vowing? may he not have been vowing? may we not have been vowing? may you not have been vowing? may they not have been vowing?