shall blackmail
Regular verb: blackmail - blackmailed- blackmailed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'll blackmail
you'll blackmail
she'll blackmail
we'll blackmail
you'll blackmail
they'll blackmail 	I'll be blackmailing
you'll be blackmailing
she'll be blackmailing
we'll be blackmailing
you'll be blackmailing
they'll be blackmailing	I'll have blackmailed
you'll have blackmailed
she'll have blackmailed
we'll have blackmailed
you'll have blackmailed
they'll have blackmailed	I'll have been blackmailing
you'll have been blackmailing
she'll have been blackmailing
we'll have been blackmailing
you'll have been blackmailing
they'll have been blackmailing	

Negation 	
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I shan't blackmail
you shan't blackmail
she shan't blackmail
we shan't blackmail
you shan't blackmail
they shan't blackmail 	I shan't be blackmailing
you shan't be blackmailing
she shan't be blackmailing
we shan't be blackmailing
you shan't be blackmailing
they shan't be blackmailing	I shan't have blackmailed
you shan't have blackmailed
she shan't have blackmailed
we shan't have blackmailed
you shan't have blackmailed
they shan't have blackmailed	I shan't have been blackmailing
you shan't have been blackmailing
she shan't have been blackmailing
we shan't have been blackmailing
you shan't have been blackmailing
they shan't have been blackmailing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shall I blackmail?
shall you blackmail?
shall she blackmail?
shall we blackmail?
shall you blackmail?
shall they blackmail? 	shall I be blackmailing?
shall you be blackmailing?
shall she be blackmailing?
shall we be blackmailing?
shall you be blackmailing?
shall they be blackmailing? 	shall I have blackmailed?
shall you have blackmailed?
shall she have blackmailed?
shall we have blackmailed?
shall you have blackmailed?
shall they have blackmailed? 	shall I have been blackmailing?
shall you have been blackmailing?
shall she have been blackmailing?
shall we have been blackmailing?
shall you have been blackmailing?
shall they have been blackmailing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shan't I blackmail?
shan't you blackmail?
shan't she blackmail?
shan't we blackmail?
shan't you blackmail?
shan't they blackmail? 	shan't I be blackmailing?
shan't you be blackmailing?
shan't she be blackmailing?
shan't we be blackmailing?
shan't you be blackmailing?
shan't they be blackmailing? 	shan't I have blackmailed?
shan't you have blackmailed?
shan't she have blackmailed?
shan't we have blackmailed?
shan't you have blackmailed?
shan't they have blackmailed? 	shan't I have been blackmailing?
shan't you have been blackmailing?
shan't she have been blackmailing?
shan't we have been blackmailing?
shan't you have been blackmailing?
shan't they have been blackmailing?