shall mast
Verbo regular: mast - masted- masted

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I shall mast
you shall mast
he shall mast
we shall mast
you shall mast
they shall mast 	I shall be masting
you shall be masting
he shall be masting
we shall be masting
you shall be masting
they shall be masting	I shall have masted
you shall have masted
he shall have masted
we shall have masted
you shall have masted
they shall have masted	I shall have been masting
you shall have been masting
he shall have been masting
we shall have been masting
you shall have been masting
they shall have been masting	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I shall not mast
you shall not mast
he shall not mast
we shall not mast
you shall not mast
they shall not mast 	I shall not be masting
you shall not be masting
he shall not be masting
we shall not be masting
you shall not be masting
they shall not be masting	I shall not have masted
you shall not have masted
he shall not have masted
we shall not have masted
you shall not have masted
they shall not have masted	I shall not have been masting
you shall not have been masting
he shall not have been masting
we shall not have been masting
you shall not have been masting
they shall not have been masting	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
shall I mast?
shall you mast?
shall he mast?
shall we mast?
shall you mast?
shall they mast? 	shall I be masting?
shall you be masting?
shall he be masting?
shall we be masting?
shall you be masting?
shall they be masting? 	shall I have masted?
shall you have masted?
shall he have masted?
shall we have masted?
shall you have masted?
shall they have masted? 	shall I have been masting?
shall you have been masting?
shall he have been masting?
shall we have been masting?
shall you have been masting?
shall they have been masting? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
shall I not mast?
shall you not mast?
shall he not mast?
shall we not mast?
shall you not mast?
shall they not mast? 	shall I not be masting?
shall you not be masting?
shall he not be masting?
shall we not be masting?
shall you not be masting?
shall they not be masting? 	shall I not have masted?
shall you not have masted?
shall he not have masted?
shall we not have masted?
shall you not have masted?
shall they not have masted? 	shall I not have been masting?
shall you not have been masting?
shall he not have been masting?
shall we not have been masting?
shall you not have been masting?
shall they not have been masting?