must nitrate
Verbe régulier : nitrate - nitrated- nitrated

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must nitrate
you must nitrate
she must nitrate
we must nitrate
you must nitrate
they must nitrate 	I must be nitrating
you must be nitrating
she must be nitrating
we must be nitrating
you must be nitrating
they must be nitrating	I must have nitrated
you must have nitrated
she must have nitrated
we must have nitrated
you must have nitrated
they must have nitrated	I must have been nitrating
you must have been nitrating
she must have been nitrating
we must have been nitrating
you must have been nitrating
they must have been nitrating	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't nitrate
you mustn't nitrate
she mustn't nitrate
we mustn't nitrate
you mustn't nitrate
they mustn't nitrate 	I mustn't be nitrating
you mustn't be nitrating
she mustn't be nitrating
we mustn't be nitrating
you mustn't be nitrating
they mustn't be nitrating	I mustn't have nitrated
you mustn't have nitrated
she mustn't have nitrated
we mustn't have nitrated
you mustn't have nitrated
they mustn't have nitrated	I mustn't have been nitrating
you mustn't have been nitrating
she mustn't have been nitrating
we mustn't have been nitrating
you mustn't have been nitrating
they mustn't have been nitrating	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I nitrate?
must you nitrate?
must she nitrate?
must we nitrate?
must you nitrate?
must they nitrate? 	must I be nitrating?
must you be nitrating?
must she be nitrating?
must we be nitrating?
must you be nitrating?
must they be nitrating? 	must I have nitrated?
must you have nitrated?
must she have nitrated?
must we have nitrated?
must you have nitrated?
must they have nitrated? 	must I have been nitrating?
must you have been nitrating?
must she have been nitrating?
must we have been nitrating?
must you have been nitrating?
must they have been nitrating? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I nitrate?
mustn't you nitrate?
mustn't she nitrate?
mustn't we nitrate?
mustn't you nitrate?
mustn't they nitrate? 	mustn't I be nitrating?
mustn't you be nitrating?
mustn't she be nitrating?
mustn't we be nitrating?
mustn't you be nitrating?
mustn't they be nitrating? 	mustn't I have nitrated?
mustn't you have nitrated?
mustn't she have nitrated?
mustn't we have nitrated?
mustn't you have nitrated?
mustn't they have nitrated? 	mustn't I have been nitrating?
mustn't you have been nitrating?
mustn't she have been nitrating?
mustn't we have been nitrating?
mustn't you have been nitrating?
mustn't they have been nitrating?