English verb conjugation
MAY SPUTTER

Regular verb: sputter - sputtered - sputtered

Affirmation

Simple form	V-ing form
I may sputter you may sputter he may sputter we may sputter you may sputter they may sputter	I may be sputtering you may be sputtering he may be sputtering we may be sputtering you may be sputtering they may be sputtering
Perfect	V-ing perfect
I may have sputtered you may have sputtered he may have sputtered we may have sputtered you may have sputtered they may have sputtered	I may have been sputtering you may have been sputtering he may have been sputtering we may have been sputtering you may have been sputtering they may have been sputtering

Negation

Simple form	V-ing form
I may not sputter you may not sputter he may not sputter we may not sputter you may not sputter they may not sputter	I may not be sputtering you may not be sputtering he may not be sputtering we may not be sputtering you may not be sputtering they may not be sputtering
Perfect	V-ing perfect
I may not have sputtered you may not have sputtered he may not have sputtered we may not have sputtered you may not have sputtered they may not have sputtered	I may not have been sputtering you may not have been sputtering he may not have been sputtering we may not have been sputtering you may not have been sputtering they may not have been sputtering

Interrogative form

Simple form	V-ing form
may I sputter? may you sputter? may he sputter? may we sputter? may you sputter? may they sputter?	may I be sputtering? may you be sputtering? may he be sputtering? may we be sputtering? may you be sputtering? may they be sputtering?
Perfect	V-ing perfect
may I have sputtered? may you have sputtered? may he have sputtered? may we have sputtered? may you have sputtered? may they have sputtered?	may I have been sputtering? may you have been sputtering? may he have been sputtering? may we have been sputtering? may you have been sputtering? may they have been sputtering?

Interro-negative form

Simple form	V-ing form
may I not sputter? may you not sputter? may he not sputter? may we not sputter? may you not sputter? may they not sputter?	may I not be sputtering? may you not be sputtering? may he not be sputtering? may we not be sputtering? may you not be sputtering? may they not be sputtering?
Perfect	V-ing perfect
may I not have sputtered? may you not have sputtered? may he not have sputtered? may we not have sputtered? may you not have sputtered? may they not have sputtered?	may I not have been sputtering? may you not have been sputtering? may he not have been sputtering? may we not have been sputtering? may you not have been sputtering? may they not have been sputtering?