English verb conjugation
MAY CANCEL

Regular verb: cancel - cancelled - cancelled

Affirmation

Simple form	V-ing form
I may cancel you may cancel he may cancel we may cancel you may cancel they may cancel	I may be cancelling you may be cancelling he may be cancelling we may be cancelling you may be cancelling they may be cancelling
Perfect	V-ing perfect
I may have cancelled you may have cancelled he may have cancelled we may have cancelled you may have cancelled they may have cancelled	I may have been cancelling you may have been cancelling he may have been cancelling we may have been cancelling you may have been cancelling they may have been cancelling

Negation

Simple form	V-ing form
I may not cancel you may not cancel he may not cancel we may not cancel you may not cancel they may not cancel	I may not be cancelling you may not be cancelling he may not be cancelling we may not be cancelling you may not be cancelling they may not be cancelling
Perfect	V-ing perfect
I may not have cancelled you may not have cancelled he may not have cancelled we may not have cancelled you may not have cancelled they may not have cancelled	I may not have been cancelling you may not have been cancelling he may not have been cancelling we may not have been cancelling you may not have been cancelling they may not have been cancelling

Interrogative form

Simple form	V-ing form
may I cancel? may you cancel? may he cancel? may we cancel? may you cancel? may they cancel?	may I be cancelling? may you be cancelling? may he be cancelling? may we be cancelling? may you be cancelling? may they be cancelling?
Perfect	V-ing perfect
may I have cancelled? may you have cancelled? may he have cancelled? may we have cancelled? may you have cancelled? may they have cancelled?	may I have been cancelling? may you have been cancelling? may he have been cancelling? may we have been cancelling? may you have been cancelling? may they have been cancelling?

Interro-negative form

Simple form	V-ing form
may I not cancel? may you not cancel? may he not cancel? may we not cancel? may you not cancel? may they not cancel?	may I not be cancelling? may you not be cancelling? may he not be cancelling? may we not be cancelling? may you not be cancelling? may they not be cancelling?
Perfect	V-ing perfect
may I not have cancelled? may you not have cancelled? may he not have cancelled? may we not have cancelled? may you not have cancelled? may they not have cancelled?	may I not have been cancelling? may you not have been cancelling? may he not have been cancelling? may we not have been cancelling? may you not have been cancelling? may they not have been cancelling?