shall blackball
Regular verb: blackball - blackballed- blackballed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'll blackball
you'll blackball
she'll blackball
we'll blackball
you'll blackball
they'll blackball 	I'll be blackballing
you'll be blackballing
she'll be blackballing
we'll be blackballing
you'll be blackballing
they'll be blackballing	I'll have blackballed
you'll have blackballed
she'll have blackballed
we'll have blackballed
you'll have blackballed
they'll have blackballed	I'll have been blackballing
you'll have been blackballing
she'll have been blackballing
we'll have been blackballing
you'll have been blackballing
they'll have been blackballing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shan't blackball
you shan't blackball
she shan't blackball
we shan't blackball
you shan't blackball
they shan't blackball 	I shan't be blackballing
you shan't be blackballing
she shan't be blackballing
we shan't be blackballing
you shan't be blackballing
they shan't be blackballing	I shan't have blackballed
you shan't have blackballed
she shan't have blackballed
we shan't have blackballed
you shan't have blackballed
they shan't have blackballed	I shan't have been blackballing
you shan't have been blackballing
she shan't have been blackballing
we shan't have been blackballing
you shan't have been blackballing
they shan't have been blackballing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shall I blackball?
shall you blackball?
shall she blackball?
shall we blackball?
shall you blackball?
shall they blackball? 	shall I be blackballing?
shall you be blackballing?
shall she be blackballing?
shall we be blackballing?
shall you be blackballing?
shall they be blackballing? 	shall I have blackballed?
shall you have blackballed?
shall she have blackballed?
shall we have blackballed?
shall you have blackballed?
shall they have blackballed? 	shall I have been blackballing?
shall you have been blackballing?
shall she have been blackballing?
shall we have been blackballing?
shall you have been blackballing?
shall they have been blackballing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shan't I blackball?
shan't you blackball?
shan't she blackball?
shan't we blackball?
shan't you blackball?
shan't they blackball? 	shan't I be blackballing?
shan't you be blackballing?
shan't she be blackballing?
shan't we be blackballing?
shan't you be blackballing?
shan't they be blackballing? 	shan't I have blackballed?
shan't you have blackballed?
shan't she have blackballed?
shan't we have blackballed?
shan't you have blackballed?
shan't they have blackballed? 	shan't I have been blackballing?
shan't you have been blackballing?
shan't she have been blackballing?
shan't we have been blackballing?
shan't you have been blackballing?
shan't they have been blackballing?