shall master
Regular verb: master - mastered- mastered

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

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shan't master
you shan't master
she shan't master
we shan't master
you shan't master
they shan't master 	I shan't be mastering
you shan't be mastering
she shan't be mastering
we shan't be mastering
you shan't be mastering
they shan't be mastering	I shan't have mastered
you shan't have mastered
she shan't have mastered
we shan't have mastered
you shan't have mastered
they shan't have mastered	I shan't have been mastering
you shan't have been mastering
she shan't have been mastering
we shan't have been mastering
you shan't have been mastering
they shan't have been mastering	

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

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