should nitrate
Verbo regular: nitrate - nitrated- nitrated

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I'd nitrate
you'd nitrate
he'd nitrate
we'd nitrate
you'd nitrate
they'd nitrate 	I'd be nitrating
you'd be nitrating
he'd be nitrating
we'd be nitrating
you'd be nitrating
they'd be nitrating	I should've nitrated
you should've nitrated
he should've nitrated
we should've nitrated
you should've nitrated
they should've nitrated	I should've been nitrating
you should've been nitrating
he should've been nitrating
we should've been nitrating
you should've been nitrating
they should've been nitrating	

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

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

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