can double-bill
Verbo regular: double-bill - double-billed- double-billed

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can double-bill
you can double-bill
he can double-bill
we can double-bill
you can double-bill
they can double-bill 	I can be double-billing
you can be double-billing
he can be double-billing
we can be double-billing
you can be double-billing
they can be double-billing	I can have double-billed
you can have double-billed
he can have double-billed
we can have double-billed
you can have double-billed
they can have double-billed	I can have been double-billing
you can have been double-billing
he can have been double-billing
we can have been double-billing
you can have been double-billing
they can have been double-billing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can't double-bill
you can't double-bill
he can't double-bill
we can't double-bill
you can't double-bill
they can't double-bill 	I can't be double-billing
you can't be double-billing
he can't be double-billing
we can't be double-billing
you can't be double-billing
they can't be double-billing	I can't have double-billed
you can't have double-billed
he can't have double-billed
we can't have double-billed
you can't have double-billed
they can't have double-billed	I can't have been double-billing
you can't have been double-billing
he can't have been double-billing
we can't have been double-billing
you can't have been double-billing
they can't have been double-billing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I double-bill?
can you double-bill?
can he double-bill?
can we double-bill?
can you double-bill?
can they double-bill? 	can I be double-billing?
can you be double-billing?
can he be double-billing?
can we be double-billing?
can you be double-billing?
can they be double-billing? 	can I have double-billed?
can you have double-billed?
can he have double-billed?
can we have double-billed?
can you have double-billed?
can they have double-billed? 	can I have been double-billing?
can you have been double-billing?
can he have been double-billing?
can we have been double-billing?
can you have been double-billing?
can they have been double-billing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can't I double-bill?
can't you double-bill?
can't he double-bill?
can't we double-bill?
can't you double-bill?
can't they double-bill? 	can't I be double-billing?
can't you be double-billing?
can't he be double-billing?
can't we be double-billing?
can't you be double-billing?
can't they be double-billing? 	can't I have double-billed?
can't you have double-billed?
can't he have double-billed?
can't we have double-billed?
can't you have double-billed?
can't they have double-billed? 	can't I have been double-billing?
can't you have been double-billing?
can't he have been double-billing?
can't we have been double-billing?
can't you have been double-billing?
can't they have been double-billing?