English verb conjugation
MAY PIFFLE

Regular verb: piffle - piffled - piffled

Affirmation

Simple form	V-ing form
I may piffle you may piffle he may piffle we may piffle you may piffle they may piffle	I may be piffling you may be piffling he may be piffling we may be piffling you may be piffling they may be piffling
Perfect	V-ing perfect
I may have piffled you may have piffled he may have piffled we may have piffled you may have piffled they may have piffled	I may have been piffling you may have been piffling he may have been piffling we may have been piffling you may have been piffling they may have been piffling

Negation

Simple form	V-ing form
I may not piffle you may not piffle he may not piffle we may not piffle you may not piffle they may not piffle	I may not be piffling you may not be piffling he may not be piffling we may not be piffling you may not be piffling they may not be piffling
Perfect	V-ing perfect
I may not have piffled you may not have piffled he may not have piffled we may not have piffled you may not have piffled they may not have piffled	I may not have been piffling you may not have been piffling he may not have been piffling we may not have been piffling you may not have been piffling they may not have been piffling

Interrogative form

Simple form	V-ing form
may I piffle? may you piffle? may he piffle? may we piffle? may you piffle? may they piffle?	may I be piffling? may you be piffling? may he be piffling? may we be piffling? may you be piffling? may they be piffling?
Perfect	V-ing perfect
may I have piffled? may you have piffled? may he have piffled? may we have piffled? may you have piffled? may they have piffled?	may I have been piffling? may you have been piffling? may he have been piffling? may we have been piffling? may you have been piffling? may they have been piffling?

Interro-negative form

Simple form	V-ing form
may I not piffle? may you not piffle? may he not piffle? may we not piffle? may you not piffle? may they not piffle?	may I not be piffling? may you not be piffling? may he not be piffling? may we not be piffling? may you not be piffling? may they not be piffling?
Perfect	V-ing perfect
may I not have piffled? may you not have piffled? may he not have piffled? may we not have piffled? may you not have piffled? may they not have piffled?	may I not have been piffling? may you not have been piffling? may he not have been piffling? may we not have been piffling? may you not have been piffling? may they not have been piffling?