shall concentrate
Verbe régulier : concentrate - concentrated- concentrated
Traduction française : se concentrer - concentrer 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I shall concentrate
you shall concentrate
she shall concentrate
we shall concentrate
you shall concentrate
they shall concentrate 	I shall be concentrating
you shall be concentrating
she shall be concentrating
we shall be concentrating
you shall be concentrating
they shall be concentrating	I shall have concentrated
you shall have concentrated
she shall have concentrated
we shall have concentrated
you shall have concentrated
they shall have concentrated	I shall have been concentrating
you shall have been concentrating
she shall have been concentrating
we shall have been concentrating
you shall have been concentrating
they shall have been concentrating	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I shall not concentrate
you shall not concentrate
she shall not concentrate
we shall not concentrate
you shall not concentrate
they shall not concentrate 	I shall not be concentrating
you shall not be concentrating
she shall not be concentrating
we shall not be concentrating
you shall not be concentrating
they shall not be concentrating	I shall not have concentrated
you shall not have concentrated
she shall not have concentrated
we shall not have concentrated
you shall not have concentrated
they shall not have concentrated	I shall not have been concentrating
you shall not have been concentrating
she shall not have been concentrating
we shall not have been concentrating
you shall not have been concentrating
they shall not have been concentrating	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
shall I concentrate?
shall you concentrate?
shall she concentrate?
shall we concentrate?
shall you concentrate?
shall they concentrate? 	shall I be concentrating?
shall you be concentrating?
shall she be concentrating?
shall we be concentrating?
shall you be concentrating?
shall they be concentrating? 	shall I have concentrated?
shall you have concentrated?
shall she have concentrated?
shall we have concentrated?
shall you have concentrated?
shall they have concentrated? 	shall I have been concentrating?
shall you have been concentrating?
shall she have been concentrating?
shall we have been concentrating?
shall you have been concentrating?
shall they have been concentrating? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
shall I not concentrate?
shall you not concentrate?
shall she not concentrate?
shall we not concentrate?
shall you not concentrate?
shall they not concentrate? 	shall I not be concentrating?
shall you not be concentrating?
shall she not be concentrating?
shall we not be concentrating?
shall you not be concentrating?
shall they not be concentrating? 	shall I not have concentrated?
shall you not have concentrated?
shall she not have concentrated?
shall we not have concentrated?
shall you not have concentrated?
shall they not have concentrated? 	shall I not have been concentrating?
shall you not have been concentrating?
shall she not have been concentrating?
shall we not have been concentrating?
shall you not have been concentrating?
shall they not have been concentrating?