shall undersell
Verbo irregular: undersell - undersold- undersold

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I shall undersell
you shall undersell
he shall undersell
we shall undersell
you shall undersell
they shall undersell 	I shall be underselling
you shall be underselling
he shall be underselling
we shall be underselling
you shall be underselling
they shall be underselling	I shall have undersold
you shall have undersold
he shall have undersold
we shall have undersold
you shall have undersold
they shall have undersold	I shall have been underselling
you shall have been underselling
he shall have been underselling
we shall have been underselling
you shall have been underselling
they shall have been underselling	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I shall not undersell
you shall not undersell
he shall not undersell
we shall not undersell
you shall not undersell
they shall not undersell 	I shall not be underselling
you shall not be underselling
he shall not be underselling
we shall not be underselling
you shall not be underselling
they shall not be underselling	I shall not have undersold
you shall not have undersold
he shall not have undersold
we shall not have undersold
you shall not have undersold
they shall not have undersold	I shall not have been underselling
you shall not have been underselling
he shall not have been underselling
we shall not have been underselling
you shall not have been underselling
they shall not have been underselling	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
shall I undersell?
shall you undersell?
shall he undersell?
shall we undersell?
shall you undersell?
shall they undersell? 	shall I be underselling?
shall you be underselling?
shall he be underselling?
shall we be underselling?
shall you be underselling?
shall they be underselling? 	shall I have undersold?
shall you have undersold?
shall he have undersold?
shall we have undersold?
shall you have undersold?
shall they have undersold? 	shall I have been underselling?
shall you have been underselling?
shall he have been underselling?
shall we have been underselling?
shall you have been underselling?
shall they have been underselling? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
shall I not undersell?
shall you not undersell?
shall he not undersell?
shall we not undersell?
shall you not undersell?
shall they not undersell? 	shall I not be underselling?
shall you not be underselling?
shall he not be underselling?
shall we not be underselling?
shall you not be underselling?
shall they not be underselling? 	shall I not have undersold?
shall you not have undersold?
shall he not have undersold?
shall we not have undersold?
shall you not have undersold?
shall they not have undersold? 	shall I not have been underselling?
shall you not have been underselling?
shall he not have been underselling?
shall we not have been underselling?
shall you not have been underselling?
shall they not have been underselling?