English verb conjugation
MAY FELL

Regular verb: fell - felled - felled

Affirmation

Simple form	V-ing form
I may fell you may fell he may fell we may fell you may fell they may fell	I may be felling you may be felling he may be felling we may be felling you may be felling they may be felling
Perfect	V-ing perfect
I may have felled you may have felled he may have felled we may have felled you may have felled they may have felled	I may have been felling you may have been felling he may have been felling we may have been felling you may have been felling they may have been felling

Negation

Simple form	V-ing form
I may not fell you may not fell he may not fell we may not fell you may not fell they may not fell	I may not be felling you may not be felling he may not be felling we may not be felling you may not be felling they may not be felling
Perfect	V-ing perfect
I may not have felled you may not have felled he may not have felled we may not have felled you may not have felled they may not have felled	I may not have been felling you may not have been felling he may not have been felling we may not have been felling you may not have been felling they may not have been felling

Interrogative form

Simple form	V-ing form
may I fell? may you fell? may he fell? may we fell? may you fell? may they fell?	may I be felling? may you be felling? may he be felling? may we be felling? may you be felling? may they be felling?
Perfect	V-ing perfect
may I have felled? may you have felled? may he have felled? may we have felled? may you have felled? may they have felled?	may I have been felling? may you have been felling? may he have been felling? may we have been felling? may you have been felling? may they have been felling?

Interro-negative form

Simple form	V-ing form
may I not fell? may you not fell? may he not fell? may we not fell? may you not fell? may they not fell?	may I not be felling? may you not be felling? may he not be felling? may we not be felling? may you not be felling? may they not be felling?
Perfect	V-ing perfect
may I not have felled? may you not have felled? may he not have felled? may we not have felled? may you not have felled? may they not have felled?	may I not have been felling? may you not have been felling? may he not have been felling? may we not have been felling? may you not have been felling? may they not have been felling?