ought to mast
Verbo regular: mast - masted- masted

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

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

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
ought to I mast?
ought to you mast?
ought to he mast?
ought to we mast?
ought to you mast?
ought to they mast? 	ought to I be masting?
ought to you be masting?
ought to he be masting?
ought to we be masting?
ought to you be masting?
ought to they be masting? 	ought to I have masted?
ought to you have masted?
ought to he have masted?
ought to we have masted?
ought to you have masted?
ought to they have masted? 	ought to I have been masting?
ought to you have been masting?
ought to he have been masting?
ought to we have been masting?
ought to you have been masting?
ought to they have been masting? 	

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