English verb conjugation
MAY FUEL

Regular verb: fuel - fuelled - fuelled

Affirmation

Simple form	V-ing form
I may fuel you may fuel he may fuel we may fuel you may fuel they may fuel	I may be fuelling you may be fuelling he may be fuelling we may be fuelling you may be fuelling they may be fuelling
Perfect	V-ing perfect
I may have fuelled you may have fuelled he may have fuelled we may have fuelled you may have fuelled they may have fuelled	I may have been fuelling you may have been fuelling he may have been fuelling we may have been fuelling you may have been fuelling they may have been fuelling

Negation

Simple form	V-ing form
I may not fuel you may not fuel he may not fuel we may not fuel you may not fuel they may not fuel	I may not be fuelling you may not be fuelling he may not be fuelling we may not be fuelling you may not be fuelling they may not be fuelling
Perfect	V-ing perfect
I may not have fuelled you may not have fuelled he may not have fuelled we may not have fuelled you may not have fuelled they may not have fuelled	I may not have been fuelling you may not have been fuelling he may not have been fuelling we may not have been fuelling you may not have been fuelling they may not have been fuelling

Interrogative form

Simple form	V-ing form
may I fuel? may you fuel? may he fuel? may we fuel? may you fuel? may they fuel?	may I be fuelling? may you be fuelling? may he be fuelling? may we be fuelling? may you be fuelling? may they be fuelling?
Perfect	V-ing perfect
may I have fuelled? may you have fuelled? may he have fuelled? may we have fuelled? may you have fuelled? may they have fuelled?	may I have been fuelling? may you have been fuelling? may he have been fuelling? may we have been fuelling? may you have been fuelling? may they have been fuelling?

Interro-negative form

Simple form	V-ing form
may I not fuel? may you not fuel? may he not fuel? may we not fuel? may you not fuel? may they not fuel?	may I not be fuelling? may you not be fuelling? may he not be fuelling? may we not be fuelling? may you not be fuelling? may they not be fuelling?
Perfect	V-ing perfect
may I not have fuelled? may you not have fuelled? may he not have fuelled? may we not have fuelled? may you not have fuelled? may they not have fuelled?	may I not have been fuelling? may you not have been fuelling? may he not have been fuelling? may we not have been fuelling? may you not have been fuelling? may they not have been fuelling?