must underinsure
Verbe régulier : underinsure - underinsured- underinsured
Traduction française : sous-assurer 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must underinsure
you must underinsure
she must underinsure
we must underinsure
you must underinsure
they must underinsure 	I must be underinsuring
you must be underinsuring
she must be underinsuring
we must be underinsuring
you must be underinsuring
they must be underinsuring	I must have underinsured
you must have underinsured
she must have underinsured
we must have underinsured
you must have underinsured
they must have underinsured	I must have been underinsuring
you must have been underinsuring
she must have been underinsuring
we must have been underinsuring
you must have been underinsuring
they must have been underinsuring	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must not underinsure
you must not underinsure
she must not underinsure
we must not underinsure
you must not underinsure
they must not underinsure 	I must not be underinsuring
you must not be underinsuring
she must not be underinsuring
we must not be underinsuring
you must not be underinsuring
they must not be underinsuring	I must not have underinsured
you must not have underinsured
she must not have underinsured
we must not have underinsured
you must not have underinsured
they must not have underinsured	I must not have been underinsuring
you must not have been underinsuring
she must not have been underinsuring
we must not have been underinsuring
you must not have been underinsuring
they must not have been underinsuring	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I underinsure?
must you underinsure?
must she underinsure?
must we underinsure?
must you underinsure?
must they underinsure? 	must I be underinsuring?
must you be underinsuring?
must she be underinsuring?
must we be underinsuring?
must you be underinsuring?
must they be underinsuring? 	must I have underinsured?
must you have underinsured?
must she have underinsured?
must we have underinsured?
must you have underinsured?
must they have underinsured? 	must I have been underinsuring?
must you have been underinsuring?
must she have been underinsuring?
must we have been underinsuring?
must you have been underinsuring?
must they have been underinsuring? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I not underinsure?
must you not underinsure?
must she not underinsure?
must we not underinsure?
must you not underinsure?
must they not underinsure? 	must I not be underinsuring?
must you not be underinsuring?
must she not be underinsuring?
must we not be underinsuring?
must you not be underinsuring?
must they not be underinsuring? 	must I not have underinsured?
must you not have underinsured?
must she not have underinsured?
must we not have underinsured?
must you not have underinsured?
must they not have underinsured? 	must I not have been underinsuring?
must you not have been underinsuring?
must she not have been underinsuring?
must we not have been underinsuring?
must you not have been underinsuring?
must they not have been underinsuring?