English verb conjugation
MUST NIX

Regular verb: nix - nixed - nixed

Affirmation

Simple form	V-ing form
I must nix you must nix he must nix we must nix you must nix they must nix	I must be nixing you must be nixing he must be nixing we must be nixing you must be nixing they must be nixing
Perfect	V-ing perfect
I must have nixed you must have nixed he must have nixed we must have nixed you must have nixed they must have nixed	I must have been nixing you must have been nixing he must have been nixing we must have been nixing you must have been nixing they must have been nixing

Negation

Simple form	V-ing form
I must not nix you must not nix he must not nix we must not nix you must not nix they must not nix	I must not be nixing you must not be nixing he must not be nixing we must not be nixing you must not be nixing they must not be nixing
Perfect	V-ing perfect
I must not have nixed you must not have nixed he must not have nixed we must not have nixed you must not have nixed they must not have nixed	I must not have been nixing you must not have been nixing he must not have been nixing we must not have been nixing you must not have been nixing they must not have been nixing

Interrogative form

Simple form	V-ing form
must I nix? must you nix? must he nix? must we nix? must you nix? must they nix?	must I be nixing? must you be nixing? must he be nixing? must we be nixing? must you be nixing? must they be nixing?
Perfect	V-ing perfect
must I have nixed? must you have nixed? must he have nixed? must we have nixed? must you have nixed? must they have nixed?	must I have been nixing? must you have been nixing? must he have been nixing? must we have been nixing? must you have been nixing? must they have been nixing?

Interro-negative form

Simple form	V-ing form
must I not nix? must you not nix? must he not nix? must we not nix? must you not nix? must they not nix?	must I not be nixing? must you not be nixing? must he not be nixing? must we not be nixing? must you not be nixing? must they not be nixing?
Perfect	V-ing perfect
must I not have nixed? must you not have nixed? must he not have nixed? must we not have nixed? must you not have nixed? must they not have nixed?	must I not have been nixing? must you not have been nixing? must he not have been nixing? must we not have been nixing? must you not have been nixing? must they not have been nixing?