must intrigue
Regular verb: intrigue - intrigued- intrigued

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must intrigue
you must intrigue
she must intrigue
we must intrigue
you must intrigue
they must intrigue 	I must be intriguing
you must be intriguing
she must be intriguing
we must be intriguing
you must be intriguing
they must be intriguing	I must have intrigued
you must have intrigued
she must have intrigued
we must have intrigued
you must have intrigued
they must have intrigued	I must have been intriguing
you must have been intriguing
she must have been intriguing
we must have been intriguing
you must have been intriguing
they must have been intriguing	

Negation 	
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I mustn't intrigue
you mustn't intrigue
she mustn't intrigue
we mustn't intrigue
you mustn't intrigue
they mustn't intrigue 	I mustn't be intriguing
you mustn't be intriguing
she mustn't be intriguing
we mustn't be intriguing
you mustn't be intriguing
they mustn't be intriguing	I mustn't have intrigued
you mustn't have intrigued
she mustn't have intrigued
we mustn't have intrigued
you mustn't have intrigued
they mustn't have intrigued	I mustn't have been intriguing
you mustn't have been intriguing
she mustn't have been intriguing
we mustn't have been intriguing
you mustn't have been intriguing
they mustn't have been intriguing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I intrigue?
must you intrigue?
must she intrigue?
must we intrigue?
must you intrigue?
must they intrigue? 	must I be intriguing?
must you be intriguing?
must she be intriguing?
must we be intriguing?
must you be intriguing?
must they be intriguing? 	must I have intrigued?
must you have intrigued?
must she have intrigued?
must we have intrigued?
must you have intrigued?
must they have intrigued? 	must I have been intriguing?
must you have been intriguing?
must she have been intriguing?
must we have been intriguing?
must you have been intriguing?
must they have been intriguing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I intrigue?
mustn't you intrigue?
mustn't she intrigue?
mustn't we intrigue?
mustn't you intrigue?
mustn't they intrigue? 	mustn't I be intriguing?
mustn't you be intriguing?
mustn't she be intriguing?
mustn't we be intriguing?
mustn't you be intriguing?
mustn't they be intriguing? 	mustn't I have intrigued?
mustn't you have intrigued?
mustn't she have intrigued?
mustn't we have intrigued?
mustn't you have intrigued?
mustn't they have intrigued? 	mustn't I have been intriguing?
mustn't you have been intriguing?
mustn't she have been intriguing?
mustn't we have been intriguing?
mustn't you have been intriguing?
mustn't they have been intriguing?