must halogenate
Regular verb: halogenate - halogenated- halogenated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must halogenate
you must halogenate
he must halogenate
we must halogenate
you must halogenate
they must halogenate 	I must be halogenating
you must be halogenating
he must be halogenating
we must be halogenating
you must be halogenating
they must be halogenating	I must have halogenated
you must have halogenated
he must have halogenated
we must have halogenated
you must have halogenated
they must have halogenated	I must have been halogenating
you must have been halogenating
he must have been halogenating
we must have been halogenating
you must have been halogenating
they must have been halogenating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not halogenate
you must not halogenate
he must not halogenate
we must not halogenate
you must not halogenate
they must not halogenate 	I must not be halogenating
you must not be halogenating
he must not be halogenating
we must not be halogenating
you must not be halogenating
they must not be halogenating	I must not have halogenated
you must not have halogenated
he must not have halogenated
we must not have halogenated
you must not have halogenated
they must not have halogenated	I must not have been halogenating
you must not have been halogenating
he must not have been halogenating
we must not have been halogenating
you must not have been halogenating
they must not have been halogenating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I halogenate?
must you halogenate?
must he halogenate?
must we halogenate?
must you halogenate?
must they halogenate? 	must I be halogenating?
must you be halogenating?
must he be halogenating?
must we be halogenating?
must you be halogenating?
must they be halogenating? 	must I have halogenated?
must you have halogenated?
must he have halogenated?
must we have halogenated?
must you have halogenated?
must they have halogenated? 	must I have been halogenating?
must you have been halogenating?
must he have been halogenating?
must we have been halogenating?
must you have been halogenating?
must they have been halogenating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not halogenate?
must you not halogenate?
must he not halogenate?
must we not halogenate?
must you not halogenate?
must they not halogenate? 	must I not be halogenating?
must you not be halogenating?
must he not be halogenating?
must we not be halogenating?
must you not be halogenating?
must they not be halogenating? 	must I not have halogenated?
must you not have halogenated?
must he not have halogenated?
must we not have halogenated?
must you not have halogenated?
must they not have halogenated? 	must I not have been halogenating?
must you not have been halogenating?
must he not have been halogenating?
must we not have been halogenating?
must you not have been halogenating?
must they not have been halogenating?