must captivate
Regular verb: captivate - captivated- captivated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must captivate
you must captivate
he must captivate
we must captivate
you must captivate
they must captivate 	I must be captivating
you must be captivating
he must be captivating
we must be captivating
you must be captivating
they must be captivating	I must have captivated
you must have captivated
he must have captivated
we must have captivated
you must have captivated
they must have captivated	I must have been captivating
you must have been captivating
he must have been captivating
we must have been captivating
you must have been captivating
they must have been captivating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not captivate
you must not captivate
he must not captivate
we must not captivate
you must not captivate
they must not captivate 	I must not be captivating
you must not be captivating
he must not be captivating
we must not be captivating
you must not be captivating
they must not be captivating	I must not have captivated
you must not have captivated
he must not have captivated
we must not have captivated
you must not have captivated
they must not have captivated	I must not have been captivating
you must not have been captivating
he must not have been captivating
we must not have been captivating
you must not have been captivating
they must not have been captivating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I captivate?
must you captivate?
must he captivate?
must we captivate?
must you captivate?
must they captivate? 	must I be captivating?
must you be captivating?
must he be captivating?
must we be captivating?
must you be captivating?
must they be captivating? 	must I have captivated?
must you have captivated?
must he have captivated?
must we have captivated?
must you have captivated?
must they have captivated? 	must I have been captivating?
must you have been captivating?
must he have been captivating?
must we have been captivating?
must you have been captivating?
must they have been captivating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not captivate?
must you not captivate?
must he not captivate?
must we not captivate?
must you not captivate?
must they not captivate? 	must I not be captivating?
must you not be captivating?
must he not be captivating?
must we not be captivating?
must you not be captivating?
must they not be captivating? 	must I not have captivated?
must you not have captivated?
must he not have captivated?
must we not have captivated?
must you not have captivated?
must they not have captivated? 	must I not have been captivating?
must you not have been captivating?
must he not have been captivating?
must we not have been captivating?
must you not have been captivating?
must they not have been captivating?