ought to nitrate
Verbo regular: nitrate - nitrated- nitrated

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I ought to nitrate
you ought to nitrate
he ought to nitrate
we ought to nitrate
you ought to nitrate
they ought to nitrate 	I ought to be nitrating
you ought to be nitrating
he ought to be nitrating
we ought to be nitrating
you ought to be nitrating
they ought to be nitrating	I ought to have nitrated
you ought to have nitrated
he ought to have nitrated
we ought to have nitrated
you ought to have nitrated
they ought to have nitrated	I ought to have been nitrating
you ought to have been nitrating
he ought to have been nitrating
we ought to have been nitrating
you ought to have been nitrating
they ought to have been nitrating	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I oughtn't to nitrate
you oughtn't to nitrate
he oughtn't to nitrate
we oughtn't to nitrate
you oughtn't to nitrate
they oughtn't to nitrate 	I oughtn't to be nitrating
you oughtn't to be nitrating
he oughtn't to be nitrating
we oughtn't to be nitrating
you oughtn't to be nitrating
they oughtn't to be nitrating	I oughtn't to have nitrated
you oughtn't to have nitrated
he oughtn't to have nitrated
we oughtn't to have nitrated
you oughtn't to have nitrated
they oughtn't to have nitrated	I oughtn't to have been nitrating
you oughtn't to have been nitrating
he oughtn't to have been nitrating
we oughtn't to have been nitrating
you oughtn't to have been nitrating
they oughtn't to have been nitrating	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
ought to I nitrate?
ought to you nitrate?
ought to he nitrate?
ought to we nitrate?
ought to you nitrate?
ought to they nitrate? 	ought to I be nitrating?
ought to you be nitrating?
ought to he be nitrating?
ought to we be nitrating?
ought to you be nitrating?
ought to they be nitrating? 	ought to I have nitrated?
ought to you have nitrated?
ought to he have nitrated?
ought to we have nitrated?
ought to you have nitrated?
ought to they have nitrated? 	ought to I have been nitrating?
ought to you have been nitrating?
ought to he have been nitrating?
ought to we have been nitrating?
ought to you have been nitrating?
ought to they have been nitrating? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
oughtn't I to nitrate?
oughtn't you to nitrate?
oughtn't he to nitrate?
oughtn't we to nitrate?
oughtn't you to nitrate?
oughtn't they to nitrate? 	oughtn't I to be nitrating?
oughtn't you to be nitrating?
oughtn't he to be nitrating?
oughtn't we to be nitrating?
oughtn't you to be nitrating?
oughtn't they to be nitrating? 	oughtn't I to have nitrated?
oughtn't you to have nitrated?
oughtn't he to have nitrated?
oughtn't we to have nitrated?
oughtn't you to have nitrated?
oughtn't they to have nitrated? 	oughtn't I to have been nitrating?
oughtn't you to have been nitrating?
oughtn't he to have been nitrating?
oughtn't we to have been nitrating?
oughtn't you to have been nitrating?
oughtn't they to have been nitrating?