shall dull
Verbo regular: dull - dulled- dulled

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I shall dull
you shall dull
she shall dull
we shall dull
you shall dull
they shall dull 	I shall be dulling
you shall be dulling
she shall be dulling
we shall be dulling
you shall be dulling
they shall be dulling	I shall have dulled
you shall have dulled
she shall have dulled
we shall have dulled
you shall have dulled
they shall have dulled	I shall have been dulling
you shall have been dulling
she shall have been dulling
we shall have been dulling
you shall have been dulling
they shall have been dulling	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I shall not dull
you shall not dull
she shall not dull
we shall not dull
you shall not dull
they shall not dull 	I shall not be dulling
you shall not be dulling
she shall not be dulling
we shall not be dulling
you shall not be dulling
they shall not be dulling	I shall not have dulled
you shall not have dulled
she shall not have dulled
we shall not have dulled
you shall not have dulled
they shall not have dulled	I shall not have been dulling
you shall not have been dulling
she shall not have been dulling
we shall not have been dulling
you shall not have been dulling
they shall not have been dulling	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
shall I dull?
shall you dull?
shall she dull?
shall we dull?
shall you dull?
shall they dull? 	shall I be dulling?
shall you be dulling?
shall she be dulling?
shall we be dulling?
shall you be dulling?
shall they be dulling? 	shall I have dulled?
shall you have dulled?
shall she have dulled?
shall we have dulled?
shall you have dulled?
shall they have dulled? 	shall I have been dulling?
shall you have been dulling?
shall she have been dulling?
shall we have been dulling?
shall you have been dulling?
shall they have been dulling? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
shall I not dull?
shall you not dull?
shall she not dull?
shall we not dull?
shall you not dull?
shall they not dull? 	shall I not be dulling?
shall you not be dulling?
shall she not be dulling?
shall we not be dulling?
shall you not be dulling?
shall they not be dulling? 	shall I not have dulled?
shall you not have dulled?
shall she not have dulled?
shall we not have dulled?
shall you not have dulled?
shall they not have dulled? 	shall I not have been dulling?
shall you not have been dulling?
shall she not have been dulling?
shall we not have been dulling?
shall you not have been dulling?
shall they not have been dulling?