shall blackmail
Regular verb: blackmail - blackmailed- blackmailed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shall blackmail
you shall blackmail
he shall blackmail
we shall blackmail
you shall blackmail
they shall blackmail 	I shall be blackmailing
you shall be blackmailing
he shall be blackmailing
we shall be blackmailing
you shall be blackmailing
they shall be blackmailing	I shall have blackmailed
you shall have blackmailed
he shall have blackmailed
we shall have blackmailed
you shall have blackmailed
they shall have blackmailed	I shall have been blackmailing
you shall have been blackmailing
he shall have been blackmailing
we shall have been blackmailing
you shall have been blackmailing
they shall have been blackmailing	

Negation 	
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I shall not blackmail
you shall not blackmail
he shall not blackmail
we shall not blackmail
you shall not blackmail
they shall not blackmail 	I shall not be blackmailing
you shall not be blackmailing
he shall not be blackmailing
we shall not be blackmailing
you shall not be blackmailing
they shall not be blackmailing	I shall not have blackmailed
you shall not have blackmailed
he shall not have blackmailed
we shall not have blackmailed
you shall not have blackmailed
they shall not have blackmailed	I shall not have been blackmailing
you shall not have been blackmailing
he shall not have been blackmailing
we shall not have been blackmailing
you shall not have been blackmailing
they shall not have been blackmailing	

Interrogative form 	
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shall I blackmail?
shall you blackmail?
shall he blackmail?
shall we blackmail?
shall you blackmail?
shall they blackmail? 	shall I be blackmailing?
shall you be blackmailing?
shall he be blackmailing?
shall we be blackmailing?
shall you be blackmailing?
shall they be blackmailing? 	shall I have blackmailed?
shall you have blackmailed?
shall he 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 he 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 	
shall I not blackmail?
shall you not blackmail?
shall he not blackmail?
shall we not blackmail?
shall you not blackmail?
shall they not blackmail? 	shall I not be blackmailing?
shall you not be blackmailing?
shall he not be blackmailing?
shall we not be blackmailing?
shall you not be blackmailing?
shall they not be blackmailing? 	shall I not have blackmailed?
shall you not have blackmailed?
shall he not have blackmailed?
shall we not have blackmailed?
shall you not have blackmailed?
shall they not have blackmailed? 	shall I not have been blackmailing?
shall you not have been blackmailing?
shall he not have been blackmailing?
shall we not have been blackmailing?
shall you not have been blackmailing?
shall they not have been blackmailing?