must historicize
Regular verb: historicize - historicized- historicized

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must historicize
you must historicize
he must historicize
we must historicize
you must historicize
they must historicize 	I must be historicizing
you must be historicizing
he must be historicizing
we must be historicizing
you must be historicizing
they must be historicizing	I must have historicized
you must have historicized
he must have historicized
we must have historicized
you must have historicized
they must have historicized	I must have been historicizing
you must have been historicizing
he must have been historicizing
we must have been historicizing
you must have been historicizing
they must have been historicizing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not historicize
you must not historicize
he must not historicize
we must not historicize
you must not historicize
they must not historicize 	I must not be historicizing
you must not be historicizing
he must not be historicizing
we must not be historicizing
you must not be historicizing
they must not be historicizing	I must not have historicized
you must not have historicized
he must not have historicized
we must not have historicized
you must not have historicized
they must not have historicized	I must not have been historicizing
you must not have been historicizing
he must not have been historicizing
we must not have been historicizing
you must not have been historicizing
they must not have been historicizing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I historicize?
must you historicize?
must he historicize?
must we historicize?
must you historicize?
must they historicize? 	must I be historicizing?
must you be historicizing?
must he be historicizing?
must we be historicizing?
must you be historicizing?
must they be historicizing? 	must I have historicized?
must you have historicized?
must he have historicized?
must we have historicized?
must you have historicized?
must they have historicized? 	must I have been historicizing?
must you have been historicizing?
must he have been historicizing?
must we have been historicizing?
must you have been historicizing?
must they have been historicizing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not historicize?
must you not historicize?
must he not historicize?
must we not historicize?
must you not historicize?
must they not historicize? 	must I not be historicizing?
must you not be historicizing?
must he not be historicizing?
must we not be historicizing?
must you not be historicizing?
must they not be historicizing? 	must I not have historicized?
must you not have historicized?
must he not have historicized?
must we not have historicized?
must you not have historicized?
must they not have historicized? 	must I not have been historicizing?
must you not have been historicizing?
must he not have been historicizing?
must we not have been historicizing?
must you not have been historicizing?
must they not have been historicizing?