will master
Regular verb: master - mastered- mastered

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I will master
you will master
she will master
we will master
you will master
they will master 	I will be mastering
you will be mastering
she will be mastering
we will be mastering
you will be mastering
they will be mastering	I will have mastered
you will have mastered
she will have mastered
we will have mastered
you will have mastered
they will have mastered	I will have been mastering
you will have been mastering
she will have been mastering
we will have been mastering
you will have been mastering
they will have been mastering	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I will not master
you will not master
she will not master
we will not master
you will not master
they will not master 	I will not be mastering
you will not be mastering
she will not be mastering
we will not be mastering
you will not be mastering
they will not be mastering	I will not have mastered
you will not have mastered
she will not have mastered
we will not have mastered
you will not have mastered
they will not have mastered	I will not have been mastering
you will not have been mastering
she will not have been mastering
we will not have been mastering
you will not have been mastering
they will not have been mastering	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
will I master?
will you master?
will she master?
will we master?
will you master?
will they master? 	will I be mastering?
will you be mastering?
will she be mastering?
will we be mastering?
will you be mastering?
will they be mastering? 	will I have mastered?
will you have mastered?
will she have mastered?
will we have mastered?
will you have mastered?
will they have mastered? 	will I have been mastering?
will you have been mastering?
will she have been mastering?
will we have been mastering?
will you have been mastering?
will they have been mastering? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
will I not master?
will you not master?
will she not master?
will we not master?
will you not master?
will they not master? 	will I not be mastering?
will you not be mastering?
will she not be mastering?
will we not be mastering?
will you not be mastering?
will they not be mastering? 	will I not have mastered?
will you not have mastered?
will she not have mastered?
will we not have mastered?
will you not have mastered?
will they not have mastered? 	will I not have been mastering?
will you not have been mastering?
will she not have been mastering?
will we not have been mastering?
will you not have been mastering?
will they not have been mastering?