shall warn
Verbo regular: warn - warned- warned

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I shall warn
you shall warn
she shall warn
we shall warn
you shall warn
they shall warn 	I shall be warning
you shall be warning
she shall be warning
we shall be warning
you shall be warning
they shall be warning	I shall have warned
you shall have warned
she shall have warned
we shall have warned
you shall have warned
they shall have warned	I shall have been warning
you shall have been warning
she shall have been warning
we shall have been warning
you shall have been warning
they shall have been warning	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I shall not warn
you shall not warn
she shall not warn
we shall not warn
you shall not warn
they shall not warn 	I shall not be warning
you shall not be warning
she shall not be warning
we shall not be warning
you shall not be warning
they shall not be warning	I shall not have warned
you shall not have warned
she shall not have warned
we shall not have warned
you shall not have warned
they shall not have warned	I shall not have been warning
you shall not have been warning
she shall not have been warning
we shall not have been warning
you shall not have been warning
they shall not have been warning	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
shall I warn?
shall you warn?
shall she warn?
shall we warn?
shall you warn?
shall they warn? 	shall I be warning?
shall you be warning?
shall she be warning?
shall we be warning?
shall you be warning?
shall they be warning? 	shall I have warned?
shall you have warned?
shall she have warned?
shall we have warned?
shall you have warned?
shall they have warned? 	shall I have been warning?
shall you have been warning?
shall she have been warning?
shall we have been warning?
shall you have been warning?
shall they have been warning? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
shall I not warn?
shall you not warn?
shall she not warn?
shall we not warn?
shall you not warn?
shall they not warn? 	shall I not be warning?
shall you not be warning?
shall she not be warning?
shall we not be warning?
shall you not be warning?
shall they not be warning? 	shall I not have warned?
shall you not have warned?
shall she not have warned?
shall we not have warned?
shall you not have warned?
shall they not have warned? 	shall I not have been warning?
shall you not have been warning?
shall she not have been warning?
shall we not have been warning?
shall you not have been warning?
shall they not have been warning?