English verb conjugation
MAY REFILL

Regular verb: refill - refilled - refilled

Affirmation

Simple form	V-ing form
I may refill you may refill he may refill we may refill you may refill they may refill	I may be refilling you may be refilling he may be refilling we may be refilling you may be refilling they may be refilling
Perfect	V-ing perfect
I may have refilled you may have refilled he may have refilled we may have refilled you may have refilled they may have refilled	I may have been refilling you may have been refilling he may have been refilling we may have been refilling you may have been refilling they may have been refilling

Negation

Simple form	V-ing form
I may not refill you may not refill he may not refill we may not refill you may not refill they may not refill	I may not be refilling you may not be refilling he may not be refilling we may not be refilling you may not be refilling they may not be refilling
Perfect	V-ing perfect
I may not have refilled you may not have refilled he may not have refilled we may not have refilled you may not have refilled they may not have refilled	I may not have been refilling you may not have been refilling he may not have been refilling we may not have been refilling you may not have been refilling they may not have been refilling

Interrogative form

Simple form	V-ing form
may I refill? may you refill? may he refill? may we refill? may you refill? may they refill?	may I be refilling? may you be refilling? may he be refilling? may we be refilling? may you be refilling? may they be refilling?
Perfect	V-ing perfect
may I have refilled? may you have refilled? may he have refilled? may we have refilled? may you have refilled? may they have refilled?	may I have been refilling? may you have been refilling? may he have been refilling? may we have been refilling? may you have been refilling? may they have been refilling?

Interro-negative form

Simple form	V-ing form
may I not refill? may you not refill? may he not refill? may we not refill? may you not refill? may they not refill?	may I not be refilling? may you not be refilling? may he not be refilling? may we not be refilling? may you not be refilling? may they not be refilling?
Perfect	V-ing perfect
may I not have refilled? may you not have refilled? may he not have refilled? may we not have refilled? may you not have refilled? may they not have refilled?	may I not have been refilling? may you not have been refilling? may he not have been refilling? may we not have been refilling? may you not have been refilling? may they not have been refilling?