shall mothball
Regular verb: mothball - mothballed- mothballed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shall mothball
you shall mothball
she shall mothball
we shall mothball
you shall mothball
they shall mothball 	I shall be mothballing
you shall be mothballing
she shall be mothballing
we shall be mothballing
you shall be mothballing
they shall be mothballing	I shall have mothballed
you shall have mothballed
she shall have mothballed
we shall have mothballed
you shall have mothballed
they shall have mothballed	I shall have been mothballing
you shall have been mothballing
she shall have been mothballing
we shall have been mothballing
you shall have been mothballing
they shall have been mothballing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shall not mothball
you shall not mothball
she shall not mothball
we shall not mothball
you shall not mothball
they shall not mothball 	I shall not be mothballing
you shall not be mothballing
she shall not be mothballing
we shall not be mothballing
you shall not be mothballing
they shall not be mothballing	I shall not have mothballed
you shall not have mothballed
she shall not have mothballed
we shall not have mothballed
you shall not have mothballed
they shall not have mothballed	I shall not have been mothballing
you shall not have been mothballing
she shall not have been mothballing
we shall not have been mothballing
you shall not have been mothballing
they shall not have been mothballing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shall I mothball?
shall you mothball?
shall she mothball?
shall we mothball?
shall you mothball?
shall they mothball? 	shall I be mothballing?
shall you be mothballing?
shall she be mothballing?
shall we be mothballing?
shall you be mothballing?
shall they be mothballing? 	shall I have mothballed?
shall you have mothballed?
shall she have mothballed?
shall we have mothballed?
shall you have mothballed?
shall they have mothballed? 	shall I have been mothballing?
shall you have been mothballing?
shall she have been mothballing?
shall we have been mothballing?
shall you have been mothballing?
shall they have been mothballing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shall I not mothball?
shall you not mothball?
shall she not mothball?
shall we not mothball?
shall you not mothball?
shall they not mothball? 	shall I not be mothballing?
shall you not be mothballing?
shall she not be mothballing?
shall we not be mothballing?
shall you not be mothballing?
shall they not be mothballing? 	shall I not have mothballed?
shall you not have mothballed?
shall she not have mothballed?
shall we not have mothballed?
shall you not have mothballed?
shall they not have mothballed? 	shall I not have been mothballing?
shall you not have been mothballing?
shall she not have been mothballing?
shall we not have been mothballing?
shall you not have been mothballing?
shall they not have been mothballing?