must underreport
Verbe régulier : underreport - underreported- underreported

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must underreport
you must underreport
he must underreport
we must underreport
you must underreport
they must underreport 	I must be underreporting
you must be underreporting
he must be underreporting
we must be underreporting
you must be underreporting
they must be underreporting	I must have underreported
you must have underreported
he must have underreported
we must have underreported
you must have underreported
they must have underreported	I must have been underreporting
you must have been underreporting
he must have been underreporting
we must have been underreporting
you must have been underreporting
they must have been underreporting	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't underreport
you mustn't underreport
he mustn't underreport
we mustn't underreport
you mustn't underreport
they mustn't underreport 	I mustn't be underreporting
you mustn't be underreporting
he mustn't be underreporting
we mustn't be underreporting
you mustn't be underreporting
they mustn't be underreporting	I mustn't have underreported
you mustn't have underreported
he mustn't have underreported
we mustn't have underreported
you mustn't have underreported
they mustn't have underreported	I mustn't have been underreporting
you mustn't have been underreporting
he mustn't have been underreporting
we mustn't have been underreporting
you mustn't have been underreporting
they mustn't have been underreporting	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I underreport?
must you underreport?
must he underreport?
must we underreport?
must you underreport?
must they underreport? 	must I be underreporting?
must you be underreporting?
must he be underreporting?
must we be underreporting?
must you be underreporting?
must they be underreporting? 	must I have underreported?
must you have underreported?
must he have underreported?
must we have underreported?
must you have underreported?
must they have underreported? 	must I have been underreporting?
must you have been underreporting?
must he have been underreporting?
must we have been underreporting?
must you have been underreporting?
must they have been underreporting? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I underreport?
mustn't you underreport?
mustn't he underreport?
mustn't we underreport?
mustn't you underreport?
mustn't they underreport? 	mustn't I be underreporting?
mustn't you be underreporting?
mustn't he be underreporting?
mustn't we be underreporting?
mustn't you be underreporting?
mustn't they be underreporting? 	mustn't I have underreported?
mustn't you have underreported?
mustn't he have underreported?
mustn't we have underreported?
mustn't you have underreported?
mustn't they have underreported? 	mustn't I have been underreporting?
mustn't you have been underreporting?
mustn't he have been underreporting?
mustn't we have been underreporting?
mustn't you have been underreporting?
mustn't they have been underreporting?