must criticize
Regular verb: criticize - criticized- criticized

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must criticize
you must criticize
he must criticize
we must criticize
you must criticize
they must criticize 	I must be criticizing
you must be criticizing
he must be criticizing
we must be criticizing
you must be criticizing
they must be criticizing	I must have criticized
you must have criticized
he must have criticized
we must have criticized
you must have criticized
they must have criticized	I must have been criticizing
you must have been criticizing
he must have been criticizing
we must have been criticizing
you must have been criticizing
they must have been criticizing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not criticize
you must not criticize
he must not criticize
we must not criticize
you must not criticize
they must not criticize 	I must not be criticizing
you must not be criticizing
he must not be criticizing
we must not be criticizing
you must not be criticizing
they must not be criticizing	I must not have criticized
you must not have criticized
he must not have criticized
we must not have criticized
you must not have criticized
they must not have criticized	I must not have been criticizing
you must not have been criticizing
he must not have been criticizing
we must not have been criticizing
you must not have been criticizing
they must not have been criticizing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I criticize?
must you criticize?
must he criticize?
must we criticize?
must you criticize?
must they criticize? 	must I be criticizing?
must you be criticizing?
must he be criticizing?
must we be criticizing?
must you be criticizing?
must they be criticizing? 	must I have criticized?
must you have criticized?
must he have criticized?
must we have criticized?
must you have criticized?
must they have criticized? 	must I have been criticizing?
must you have been criticizing?
must he have been criticizing?
must we have been criticizing?
must you have been criticizing?
must they have been criticizing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not criticize?
must you not criticize?
must he not criticize?
must we not criticize?
must you not criticize?
must they not criticize? 	must I not be criticizing?
must you not be criticizing?
must he not be criticizing?
must we not be criticizing?
must you not be criticizing?
must they not be criticizing? 	must I not have criticized?
must you not have criticized?
must he not have criticized?
must we not have criticized?
must you not have criticized?
must they not have criticized? 	must I not have been criticizing?
must you not have been criticizing?
must he not have been criticizing?
must we not have been criticizing?
must you not have been criticizing?
must they not have been criticizing?