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
she must underreport
we must underreport
you must underreport
they must underreport 	I must be underreporting
you must be underreporting
she must be underreporting
we must be underreporting
you must be underreporting
they must be underreporting	I must have underreported
you must have underreported
she 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
she 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
she 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
she 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
she 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
she 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 she underreport?
must we underreport?
must you underreport?
must they underreport? 	must I be underreporting?
must you be underreporting?
must she be underreporting?
must we be underreporting?
must you be underreporting?
must they be underreporting? 	must I have underreported?
must you have underreported?
must she 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 she 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 she 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 she 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 she 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 she have been underreporting?
mustn't we have been underreporting?
mustn't you have been underreporting?
mustn't they have been underreporting?