shall overbill
Verbo regular: overbill - overbilled- overbilled

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I shall overbill
you shall overbill
he shall overbill
we shall overbill
you shall overbill
they shall overbill 	I shall be overbilling
you shall be overbilling
he shall be overbilling
we shall be overbilling
you shall be overbilling
they shall be overbilling	I shall have overbilled
you shall have overbilled
he shall have overbilled
we shall have overbilled
you shall have overbilled
they shall have overbilled	I shall have been overbilling
you shall have been overbilling
he shall have been overbilling
we shall have been overbilling
you shall have been overbilling
they shall have been overbilling	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I shall not overbill
you shall not overbill
he shall not overbill
we shall not overbill
you shall not overbill
they shall not overbill 	I shall not be overbilling
you shall not be overbilling
he shall not be overbilling
we shall not be overbilling
you shall not be overbilling
they shall not be overbilling	I shall not have overbilled
you shall not have overbilled
he shall not have overbilled
we shall not have overbilled
you shall not have overbilled
they shall not have overbilled	I shall not have been overbilling
you shall not have been overbilling
he shall not have been overbilling
we shall not have been overbilling
you shall not have been overbilling
they shall not have been overbilling	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
shall I overbill?
shall you overbill?
shall he overbill?
shall we overbill?
shall you overbill?
shall they overbill? 	shall I be overbilling?
shall you be overbilling?
shall he be overbilling?
shall we be overbilling?
shall you be overbilling?
shall they be overbilling? 	shall I have overbilled?
shall you have overbilled?
shall he have overbilled?
shall we have overbilled?
shall you have overbilled?
shall they have overbilled? 	shall I have been overbilling?
shall you have been overbilling?
shall he have been overbilling?
shall we have been overbilling?
shall you have been overbilling?
shall they have been overbilling? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
shall I not overbill?
shall you not overbill?
shall he not overbill?
shall we not overbill?
shall you not overbill?
shall they not overbill? 	shall I not be overbilling?
shall you not be overbilling?
shall he not be overbilling?
shall we not be overbilling?
shall you not be overbilling?
shall they not be overbilling? 	shall I not have overbilled?
shall you not have overbilled?
shall he not have overbilled?
shall we not have overbilled?
shall you not have overbilled?
shall they not have overbilled? 	shall I not have been overbilling?
shall you not have been overbilling?
shall he not have been overbilling?
shall we not have been overbilling?
shall you not have been overbilling?
shall they not have been overbilling?