may double-bill
Verbe régulier : double-bill - double-billed- double-billed

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I may double-bill
you may double-bill
he may double-bill
we may double-bill
you may double-bill
they may double-bill 	I may be double-billing
you may be double-billing
he may be double-billing
we may be double-billing
you may be double-billing
they may be double-billing	I may have double-billed
you may have double-billed
he may have double-billed
we may have double-billed
you may have double-billed
they may have double-billed	I may have been double-billing
you may have been double-billing
he may have been double-billing
we may have been double-billing
you may have been double-billing
they may have been double-billing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I may not double-bill
you may not double-bill
he may not double-bill
we may not double-bill
you may not double-bill
they may not double-bill 	I may not be double-billing
you may not be double-billing
he may not be double-billing
we may not be double-billing
you may not be double-billing
they may not be double-billing	I may not have double-billed
you may not have double-billed
he may not have double-billed
we may not have double-billed
you may not have double-billed
they may not have double-billed	I may not have been double-billing
you may not have been double-billing
he may not have been double-billing
we may not have been double-billing
you may not have been double-billing
they may not have been double-billing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
may I double-bill?
may you double-bill?
may he double-bill?
may we double-bill?
may you double-bill?
may they double-bill? 	may I be double-billing?
may you be double-billing?
may he be double-billing?
may we be double-billing?
may you be double-billing?
may they be double-billing? 	may I have double-billed?
may you have double-billed?
may he have double-billed?
may we have double-billed?
may you have double-billed?
may they have double-billed? 	may I have been double-billing?
may you have been double-billing?
may he have been double-billing?
may we have been double-billing?
may you have been double-billing?
may they have been double-billing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
may I not double-bill?
may you not double-bill?
may he not double-bill?
may we not double-bill?
may you not double-bill?
may they not double-bill? 	may I not be double-billing?
may you not be double-billing?
may he not be double-billing?
may we not be double-billing?
may you not be double-billing?
may they not be double-billing? 	may I not have double-billed?
may you not have double-billed?
may he not have double-billed?
may we not have double-billed?
may you not have double-billed?
may they not have double-billed? 	may I not have been double-billing?
may you not have been double-billing?
may he not have been double-billing?
may we not have been double-billing?
may you not have been double-billing?
may they not have been double-billing?