shall invoice
Verbo regular: invoice - invoiced- invoiced

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I shall invoice
you shall invoice
he shall invoice
we shall invoice
you shall invoice
they shall invoice 	I shall be invoicing
you shall be invoicing
he shall be invoicing
we shall be invoicing
you shall be invoicing
they shall be invoicing	I shall have invoiced
you shall have invoiced
he shall have invoiced
we shall have invoiced
you shall have invoiced
they shall have invoiced	I shall have been invoicing
you shall have been invoicing
he shall have been invoicing
we shall have been invoicing
you shall have been invoicing
they shall have been invoicing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I shall not invoice
you shall not invoice
he shall not invoice
we shall not invoice
you shall not invoice
they shall not invoice 	I shall not be invoicing
you shall not be invoicing
he shall not be invoicing
we shall not be invoicing
you shall not be invoicing
they shall not be invoicing	I shall not have invoiced
you shall not have invoiced
he shall not have invoiced
we shall not have invoiced
you shall not have invoiced
they shall not have invoiced	I shall not have been invoicing
you shall not have been invoicing
he shall not have been invoicing
we shall not have been invoicing
you shall not have been invoicing
they shall not have been invoicing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
shall I invoice?
shall you invoice?
shall he invoice?
shall we invoice?
shall you invoice?
shall they invoice? 	shall I be invoicing?
shall you be invoicing?
shall he be invoicing?
shall we be invoicing?
shall you be invoicing?
shall they be invoicing? 	shall I have invoiced?
shall you have invoiced?
shall he have invoiced?
shall we have invoiced?
shall you have invoiced?
shall they have invoiced? 	shall I have been invoicing?
shall you have been invoicing?
shall he have been invoicing?
shall we have been invoicing?
shall you have been invoicing?
shall they have been invoicing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
shall I not invoice?
shall you not invoice?
shall he not invoice?
shall we not invoice?
shall you not invoice?
shall they not invoice? 	shall I not be invoicing?
shall you not be invoicing?
shall he not be invoicing?
shall we not be invoicing?
shall you not be invoicing?
shall they not be invoicing? 	shall I not have invoiced?
shall you not have invoiced?
shall he not have invoiced?
shall we not have invoiced?
shall you not have invoiced?
shall they not have invoiced? 	shall I not have been invoicing?
shall you not have been invoicing?
shall he not have been invoicing?
shall we not have been invoicing?
shall you not have been invoicing?
shall they not have been invoicing?