shall guffaw
Verbo regular: guffaw - guffawed- guffawed

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I shall guffaw
you shall guffaw
she shall guffaw
we shall guffaw
you shall guffaw
they shall guffaw 	I shall be guffawing
you shall be guffawing
she shall be guffawing
we shall be guffawing
you shall be guffawing
they shall be guffawing	I shall have guffawed
you shall have guffawed
she shall have guffawed
we shall have guffawed
you shall have guffawed
they shall have guffawed	I shall have been guffawing
you shall have been guffawing
she shall have been guffawing
we shall have been guffawing
you shall have been guffawing
they shall have been guffawing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I shall not guffaw
you shall not guffaw
she shall not guffaw
we shall not guffaw
you shall not guffaw
they shall not guffaw 	I shall not be guffawing
you shall not be guffawing
she shall not be guffawing
we shall not be guffawing
you shall not be guffawing
they shall not be guffawing	I shall not have guffawed
you shall not have guffawed
she shall not have guffawed
we shall not have guffawed
you shall not have guffawed
they shall not have guffawed	I shall not have been guffawing
you shall not have been guffawing
she shall not have been guffawing
we shall not have been guffawing
you shall not have been guffawing
they shall not have been guffawing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
shall I guffaw?
shall you guffaw?
shall she guffaw?
shall we guffaw?
shall you guffaw?
shall they guffaw? 	shall I be guffawing?
shall you be guffawing?
shall she be guffawing?
shall we be guffawing?
shall you be guffawing?
shall they be guffawing? 	shall I have guffawed?
shall you have guffawed?
shall she have guffawed?
shall we have guffawed?
shall you have guffawed?
shall they have guffawed? 	shall I have been guffawing?
shall you have been guffawing?
shall she have been guffawing?
shall we have been guffawing?
shall you have been guffawing?
shall they have been guffawing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
shall I not guffaw?
shall you not guffaw?
shall she not guffaw?
shall we not guffaw?
shall you not guffaw?
shall they not guffaw? 	shall I not be guffawing?
shall you not be guffawing?
shall she not be guffawing?
shall we not be guffawing?
shall you not be guffawing?
shall they not be guffawing? 	shall I not have guffawed?
shall you not have guffawed?
shall she not have guffawed?
shall we not have guffawed?
shall you not have guffawed?
shall they not have guffawed? 	shall I not have been guffawing?
shall you not have been guffawing?
shall she not have been guffawing?
shall we not have been guffawing?
shall you not have been guffawing?
shall they not have been guffawing?