ought to boil
Verbo regular: boil - boiled- boiled

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I ought to boil
you ought to boil
he ought to boil
we ought to boil
you ought to boil
they ought to boil 	I ought to be boiling
you ought to be boiling
he ought to be boiling
we ought to be boiling
you ought to be boiling
they ought to be boiling	I ought to have boiled
you ought to have boiled
he ought to have boiled
we ought to have boiled
you ought to have boiled
they ought to have boiled	I ought to have been boiling
you ought to have been boiling
he ought to have been boiling
we ought to have been boiling
you ought to have been boiling
they ought to have been boiling	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I oughtn't to boil
you oughtn't to boil
he oughtn't to boil
we oughtn't to boil
you oughtn't to boil
they oughtn't to boil 	I oughtn't to be boiling
you oughtn't to be boiling
he oughtn't to be boiling
we oughtn't to be boiling
you oughtn't to be boiling
they oughtn't to be boiling	I oughtn't to have boiled
you oughtn't to have boiled
he oughtn't to have boiled
we oughtn't to have boiled
you oughtn't to have boiled
they oughtn't to have boiled	I oughtn't to have been boiling
you oughtn't to have been boiling
he oughtn't to have been boiling
we oughtn't to have been boiling
you oughtn't to have been boiling
they oughtn't to have been boiling	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
ought to I boil?
ought to you boil?
ought to he boil?
ought to we boil?
ought to you boil?
ought to they boil? 	ought to I be boiling?
ought to you be boiling?
ought to he be boiling?
ought to we be boiling?
ought to you be boiling?
ought to they be boiling? 	ought to I have boiled?
ought to you have boiled?
ought to he have boiled?
ought to we have boiled?
ought to you have boiled?
ought to they have boiled? 	ought to I have been boiling?
ought to you have been boiling?
ought to he have been boiling?
ought to we have been boiling?
ought to you have been boiling?
ought to they have been boiling? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
oughtn't I to boil?
oughtn't you to boil?
oughtn't he to boil?
oughtn't we to boil?
oughtn't you to boil?
oughtn't they to boil? 	oughtn't I to be boiling?
oughtn't you to be boiling?
oughtn't he to be boiling?
oughtn't we to be boiling?
oughtn't you to be boiling?
oughtn't they to be boiling? 	oughtn't I to have boiled?
oughtn't you to have boiled?
oughtn't he to have boiled?
oughtn't we to have boiled?
oughtn't you to have boiled?
oughtn't they to have boiled? 	oughtn't I to have been boiling?
oughtn't you to have been boiling?
oughtn't he to have been boiling?
oughtn't we to have been boiling?
oughtn't you to have been boiling?
oughtn't they to have been boiling?