can nitrate
Verbo regular: nitrate - nitrated- nitrated

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con 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	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I cannot nitrate
you cannot nitrate
he cannot nitrate
we cannot nitrate
you cannot nitrate
they cannot nitrate 	I cannot be nitrating
you cannot be nitrating
he cannot be nitrating
we cannot be nitrating
you cannot be nitrating
they cannot be nitrating	I cannot have nitrated
you cannot have nitrated
he cannot have nitrated
we cannot have nitrated
you cannot have nitrated
they cannot have nitrated	I cannot have been nitrating
you cannot have been nitrating
he cannot have been nitrating
we cannot have been nitrating
you cannot have been nitrating
they cannot have been nitrating	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con 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-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I not nitrate?
can you not nitrate?
can he not nitrate?
can we not nitrate?
can you not nitrate?
can they not nitrate? 	can I not be nitrating?
can you not be nitrating?
can he not be nitrating?
can we not be nitrating?
can you not be nitrating?
can they not be nitrating? 	can I not have nitrated?
can you not have nitrated?
can he not have nitrated?
can we not have nitrated?
can you not have nitrated?
can they not have nitrated? 	can I not have been nitrating?
can you not have been nitrating?
can he not have been nitrating?
can we not have been nitrating?
can you not have been nitrating?
can they not have been nitrating?