will concentrate
Regular verb: concentrate - concentrated- concentrated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I will concentrate
you will concentrate
he will concentrate
we will concentrate
you will concentrate
they will concentrate 	I will be concentrating
you will be concentrating
he will be concentrating
we will be concentrating
you will be concentrating
they will be concentrating	I will have concentrated
you will have concentrated
he will have concentrated
we will have concentrated
you will have concentrated
they will have concentrated	I will have been concentrating
you will have been concentrating
he will have been concentrating
we will have been concentrating
you will have been concentrating
they will have been concentrating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I will not concentrate
you will not concentrate
he will not concentrate
we will not concentrate
you will not concentrate
they will not concentrate 	I will not be concentrating
you will not be concentrating
he will not be concentrating
we will not be concentrating
you will not be concentrating
they will not be concentrating	I will not have concentrated
you will not have concentrated
he will not have concentrated
we will not have concentrated
you will not have concentrated
they will not have concentrated	I will not have been concentrating
you will not have been concentrating
he will not have been concentrating
we will not have been concentrating
you will not have been concentrating
they will not have been concentrating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
will I concentrate?
will you concentrate?
will he concentrate?
will we concentrate?
will you concentrate?
will they concentrate? 	will I be concentrating?
will you be concentrating?
will he be concentrating?
will we be concentrating?
will you be concentrating?
will they be concentrating? 	will I have concentrated?
will you have concentrated?
will he have concentrated?
will we have concentrated?
will you have concentrated?
will they have concentrated? 	will I have been concentrating?
will you have been concentrating?
will he have been concentrating?
will we have been concentrating?
will you have been concentrating?
will they have been concentrating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
will I not concentrate?
will you not concentrate?
will he not concentrate?
will we not concentrate?
will you not concentrate?
will they not concentrate? 	will I not be concentrating?
will you not be concentrating?
will he not be concentrating?
will we not be concentrating?
will you not be concentrating?
will they not be concentrating? 	will I not have concentrated?
will you not have concentrated?
will he not have concentrated?
will we not have concentrated?
will you not have concentrated?
will they not have concentrated? 	will I not have been concentrating?
will you not have been concentrating?
will he not have been concentrating?
will we not have been concentrating?
will you not have been concentrating?
will they not have been concentrating?