must tetanize
Regular verb: tetanize - tetanized- tetanized

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must tetanize
you must tetanize
she must tetanize
we must tetanize
you must tetanize
they must tetanize 	I must be tetanizing
you must be tetanizing
she must be tetanizing
we must be tetanizing
you must be tetanizing
they must be tetanizing	I must have tetanized
you must have tetanized
she must have tetanized
we must have tetanized
you must have tetanized
they must have tetanized	I must have been tetanizing
you must have been tetanizing
she must have been tetanizing
we must have been tetanizing
you must have been tetanizing
they must have been tetanizing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't tetanize
you mustn't tetanize
she mustn't tetanize
we mustn't tetanize
you mustn't tetanize
they mustn't tetanize 	I mustn't be tetanizing
you mustn't be tetanizing
she mustn't be tetanizing
we mustn't be tetanizing
you mustn't be tetanizing
they mustn't be tetanizing	I mustn't have tetanized
you mustn't have tetanized
she mustn't have tetanized
we mustn't have tetanized
you mustn't have tetanized
they mustn't have tetanized	I mustn't have been tetanizing
you mustn't have been tetanizing
she mustn't have been tetanizing
we mustn't have been tetanizing
you mustn't have been tetanizing
they mustn't have been tetanizing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I tetanize?
must you tetanize?
must she tetanize?
must we tetanize?
must you tetanize?
must they tetanize? 	must I be tetanizing?
must you be tetanizing?
must she be tetanizing?
must we be tetanizing?
must you be tetanizing?
must they be tetanizing? 	must I have tetanized?
must you have tetanized?
must she have tetanized?
must we have tetanized?
must you have tetanized?
must they have tetanized? 	must I have been tetanizing?
must you have been tetanizing?
must she have been tetanizing?
must we have been tetanizing?
must you have been tetanizing?
must they have been tetanizing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I tetanize?
mustn't you tetanize?
mustn't she tetanize?
mustn't we tetanize?
mustn't you tetanize?
mustn't they tetanize? 	mustn't I be tetanizing?
mustn't you be tetanizing?
mustn't she be tetanizing?
mustn't we be tetanizing?
mustn't you be tetanizing?
mustn't they be tetanizing? 	mustn't I have tetanized?
mustn't you have tetanized?
mustn't she have tetanized?
mustn't we have tetanized?
mustn't you have tetanized?
mustn't they have tetanized? 	mustn't I have been tetanizing?
mustn't you have been tetanizing?
mustn't she have been tetanizing?
mustn't we have been tetanizing?
mustn't you have been tetanizing?
mustn't they have been tetanizing?