can nitrate
Verbo regular: nitrate - nitrated- nitrated

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

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

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

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