must desensitize
Regular verb: desensitize - desensitized- desensitized

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must desensitize
you must desensitize
he must desensitize
we must desensitize
you must desensitize
they must desensitize 	I must be desensitizing
you must be desensitizing
he must be desensitizing
we must be desensitizing
you must be desensitizing
they must be desensitizing	I must have desensitized
you must have desensitized
he must have desensitized
we must have desensitized
you must have desensitized
they must have desensitized	I must have been desensitizing
you must have been desensitizing
he must have been desensitizing
we must have been desensitizing
you must have been desensitizing
they must have been desensitizing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not desensitize
you must not desensitize
he must not desensitize
we must not desensitize
you must not desensitize
they must not desensitize 	I must not be desensitizing
you must not be desensitizing
he must not be desensitizing
we must not be desensitizing
you must not be desensitizing
they must not be desensitizing	I must not have desensitized
you must not have desensitized
he must not have desensitized
we must not have desensitized
you must not have desensitized
they must not have desensitized	I must not have been desensitizing
you must not have been desensitizing
he must not have been desensitizing
we must not have been desensitizing
you must not have been desensitizing
they must not have been desensitizing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I desensitize?
must you desensitize?
must he desensitize?
must we desensitize?
must you desensitize?
must they desensitize? 	must I be desensitizing?
must you be desensitizing?
must he be desensitizing?
must we be desensitizing?
must you be desensitizing?
must they be desensitizing? 	must I have desensitized?
must you have desensitized?
must he have desensitized?
must we have desensitized?
must you have desensitized?
must they have desensitized? 	must I have been desensitizing?
must you have been desensitizing?
must he have been desensitizing?
must we have been desensitizing?
must you have been desensitizing?
must they have been desensitizing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not desensitize?
must you not desensitize?
must he not desensitize?
must we not desensitize?
must you not desensitize?
must they not desensitize? 	must I not be desensitizing?
must you not be desensitizing?
must he not be desensitizing?
must we not be desensitizing?
must you not be desensitizing?
must they not be desensitizing? 	must I not have desensitized?
must you not have desensitized?
must he not have desensitized?
must we not have desensitized?
must you not have desensitized?
must they not have desensitized? 	must I not have been desensitizing?
must you not have been desensitizing?
must he not have been desensitizing?
must we not have been desensitizing?
must you not have been desensitizing?
must they not have been desensitizing?