must glance
Regular verb: glance - glanced- glanced

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must glance
you must glance
he must glance
we must glance
you must glance
they must glance 	I must be glancing
you must be glancing
he must be glancing
we must be glancing
you must be glancing
they must be glancing	I must have glanced
you must have glanced
he must have glanced
we must have glanced
you must have glanced
they must have glanced	I must have been glancing
you must have been glancing
he must have been glancing
we must have been glancing
you must have been glancing
they must have been glancing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't glance
you mustn't glance
he mustn't glance
we mustn't glance
you mustn't glance
they mustn't glance 	I mustn't be glancing
you mustn't be glancing
he mustn't be glancing
we mustn't be glancing
you mustn't be glancing
they mustn't be glancing	I mustn't have glanced
you mustn't have glanced
he mustn't have glanced
we mustn't have glanced
you mustn't have glanced
they mustn't have glanced	I mustn't have been glancing
you mustn't have been glancing
he mustn't have been glancing
we mustn't have been glancing
you mustn't have been glancing
they mustn't have been glancing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I glance?
must you glance?
must he glance?
must we glance?
must you glance?
must they glance? 	must I be glancing?
must you be glancing?
must he be glancing?
must we be glancing?
must you be glancing?
must they be glancing? 	must I have glanced?
must you have glanced?
must he have glanced?
must we have glanced?
must you have glanced?
must they have glanced? 	must I have been glancing?
must you have been glancing?
must he have been glancing?
must we have been glancing?
must you have been glancing?
must they have been glancing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I glance?
mustn't you glance?
mustn't he glance?
mustn't we glance?
mustn't you glance?
mustn't they glance? 	mustn't I be glancing?
mustn't you be glancing?
mustn't he be glancing?
mustn't we be glancing?
mustn't you be glancing?
mustn't they be glancing? 	mustn't I have glanced?
mustn't you have glanced?
mustn't he have glanced?
mustn't we have glanced?
mustn't you have glanced?
mustn't they have glanced? 	mustn't I have been glancing?
mustn't you have been glancing?
mustn't he have been glancing?
mustn't we have been glancing?
mustn't you have been glancing?
mustn't they have been glancing?