shall underreact
Verbe régulier : underreact - underreacted- underreacted

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I shall underreact
you shall underreact
she shall underreact
we shall underreact
you shall underreact
they shall underreact 	I shall be underreacting
you shall be underreacting
she shall be underreacting
we shall be underreacting
you shall be underreacting
they shall be underreacting	I shall have underreacted
you shall have underreacted
she shall have underreacted
we shall have underreacted
you shall have underreacted
they shall have underreacted	I shall have been underreacting
you shall have been underreacting
she shall have been underreacting
we shall have been underreacting
you shall have been underreacting
they shall have been underreacting	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I shall not underreact
you shall not underreact
she shall not underreact
we shall not underreact
you shall not underreact
they shall not underreact 	I shall not be underreacting
you shall not be underreacting
she shall not be underreacting
we shall not be underreacting
you shall not be underreacting
they shall not be underreacting	I shall not have underreacted
you shall not have underreacted
she shall not have underreacted
we shall not have underreacted
you shall not have underreacted
they shall not have underreacted	I shall not have been underreacting
you shall not have been underreacting
she shall not have been underreacting
we shall not have been underreacting
you shall not have been underreacting
they shall not have been underreacting	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
shall I underreact?
shall you underreact?
shall she underreact?
shall we underreact?
shall you underreact?
shall they underreact? 	shall I be underreacting?
shall you be underreacting?
shall she be underreacting?
shall we be underreacting?
shall you be underreacting?
shall they be underreacting? 	shall I have underreacted?
shall you have underreacted?
shall she have underreacted?
shall we have underreacted?
shall you have underreacted?
shall they have underreacted? 	shall I have been underreacting?
shall you have been underreacting?
shall she have been underreacting?
shall we have been underreacting?
shall you have been underreacting?
shall they have been underreacting? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
shall I not underreact?
shall you not underreact?
shall she not underreact?
shall we not underreact?
shall you not underreact?
shall they not underreact? 	shall I not be underreacting?
shall you not be underreacting?
shall she not be underreacting?
shall we not be underreacting?
shall you not be underreacting?
shall they not be underreacting? 	shall I not have underreacted?
shall you not have underreacted?
shall she not have underreacted?
shall we not have underreacted?
shall you not have underreacted?
shall they not have underreacted? 	shall I not have been underreacting?
shall you not have been underreacting?
shall she not have been underreacting?
shall we not have been underreacting?
shall you not have been underreacting?
shall they not have been underreacting?