shall roof
Verbo regular: roof - roofed- roofed

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I shall roof
you shall roof
she shall roof
we shall roof
you shall roof
they shall roof 	I shall be roofing
you shall be roofing
she shall be roofing
we shall be roofing
you shall be roofing
they shall be roofing	I shall have roofed
you shall have roofed
she shall have roofed
we shall have roofed
you shall have roofed
they shall have roofed	I shall have been roofing
you shall have been roofing
she shall have been roofing
we shall have been roofing
you shall have been roofing
they shall have been roofing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I shall not roof
you shall not roof
she shall not roof
we shall not roof
you shall not roof
they shall not roof 	I shall not be roofing
you shall not be roofing
she shall not be roofing
we shall not be roofing
you shall not be roofing
they shall not be roofing	I shall not have roofed
you shall not have roofed
she shall not have roofed
we shall not have roofed
you shall not have roofed
they shall not have roofed	I shall not have been roofing
you shall not have been roofing
she shall not have been roofing
we shall not have been roofing
you shall not have been roofing
they shall not have been roofing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
shall I roof?
shall you roof?
shall she roof?
shall we roof?
shall you roof?
shall they roof? 	shall I be roofing?
shall you be roofing?
shall she be roofing?
shall we be roofing?
shall you be roofing?
shall they be roofing? 	shall I have roofed?
shall you have roofed?
shall she have roofed?
shall we have roofed?
shall you have roofed?
shall they have roofed? 	shall I have been roofing?
shall you have been roofing?
shall she have been roofing?
shall we have been roofing?
shall you have been roofing?
shall they have been roofing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
shall I not roof?
shall you not roof?
shall she not roof?
shall we not roof?
shall you not roof?
shall they not roof? 	shall I not be roofing?
shall you not be roofing?
shall she not be roofing?
shall we not be roofing?
shall you not be roofing?
shall they not be roofing? 	shall I not have roofed?
shall you not have roofed?
shall she not have roofed?
shall we not have roofed?
shall you not have roofed?
shall they not have roofed? 	shall I not have been roofing?
shall you not have been roofing?
shall she not have been roofing?
shall we not have been roofing?
shall you not have been roofing?
shall they not have been roofing?