should concert
Verbe régulier : concert - concerted- concerted
Traduction française : concerter - arranger 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I should concert
you should concert
she should concert
we should concert
you should concert
they should concert 	I should be concerting
you should be concerting
she should be concerting
we should be concerting
you should be concerting
they should be concerting	I should have concerted
you should have concerted
she should have concerted
we should have concerted
you should have concerted
they should have concerted	I should have been concerting
you should have been concerting
she should have been concerting
we should have been concerting
you should have been concerting
they should have been concerting	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I should not concert
you should not concert
she should not concert
we should not concert
you should not concert
they should not concert 	I should not be concerting
you should not be concerting
she should not be concerting
we should not be concerting
you should not be concerting
they should not be concerting	I should not have concerted
you should not have concerted
she should not have concerted
we should not have concerted
you should not have concerted
they should not have concerted	I should not have been concerting
you should not have been concerting
she should not have been concerting
we should not have been concerting
you should not have been concerting
they should not have been concerting	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
should I concert?
should you concert?
should she concert?
should we concert?
should you concert?
should they concert? 	should I be concerting?
should you be concerting?
should she be concerting?
should we be concerting?
should you be concerting?
should they be concerting? 	should I have concerted?
should you have concerted?
should she have concerted?
should we have concerted?
should you have concerted?
should they have concerted? 	should I have been concerting?
should you have been concerting?
should she have been concerting?
should we have been concerting?
should you have been concerting?
should they have been concerting? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
should I not concert?
should you not concert?
should she not concert?
should we not concert?
should you not concert?
should they not concert? 	should I not be concerting?
should you not be concerting?
should she not be concerting?
should we not be concerting?
should you not be concerting?
should they not be concerting? 	should I not have concerted?
should you not have concerted?
should she not have concerted?
should we not have concerted?
should you not have concerted?
should they not have concerted? 	should I not have been concerting?
should you not have been concerting?
should she not have been concerting?
should we not have been concerting?
should you not have been concerting?
should they not have been concerting?