shall mast
Verbo regular: mast - masted- masted

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I'll mast
you'll mast
he'll mast
we'll mast
you'll mast
they'll mast 	I'll be masting
you'll be masting
he'll be masting
we'll be masting
you'll be masting
they'll be masting	I'll have masted
you'll have masted
he'll have masted
we'll have masted
you'll have masted
they'll have masted	I'll have been masting
you'll have been masting
he'll have been masting
we'll have been masting
you'll have been masting
they'll have been masting	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I shan't mast
you shan't mast
he shan't mast
we shan't mast
you shan't mast
they shan't mast 	I shan't be masting
you shan't be masting
he shan't be masting
we shan't be masting
you shan't be masting
they shan't be masting	I shan't have masted
you shan't have masted
he shan't have masted
we shan't have masted
you shan't have masted
they shan't have masted	I shan't have been masting
you shan't have been masting
he shan't have been masting
we shan't have been masting
you shan't have been masting
they shan't have been masting	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con 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-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
shan't I mast?
shan't you mast?
shan't he mast?
shan't we mast?
shan't you mast?
shan't they mast? 	shan't I be masting?
shan't you be masting?
shan't he be masting?
shan't we be masting?
shan't you be masting?
shan't they be masting? 	shan't I have masted?
shan't you have masted?
shan't he have masted?
shan't we have masted?
shan't you have masted?
shan't they have masted? 	shan't I have been masting?
shan't you have been masting?
shan't he have been masting?
shan't we have been masting?
shan't you have been masting?
shan't they have been masting?