must imprint
Regular verb: imprint - imprinted- imprinted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must imprint
you must imprint
he must imprint
we must imprint
you must imprint
they must imprint 	I must be imprinting
you must be imprinting
he must be imprinting
we must be imprinting
you must be imprinting
they must be imprinting	I must have imprinted
you must have imprinted
he must have imprinted
we must have imprinted
you must have imprinted
they must have imprinted	I must have been imprinting
you must have been imprinting
he must have been imprinting
we must have been imprinting
you must have been imprinting
they must have been imprinting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't imprint
you mustn't imprint
he mustn't imprint
we mustn't imprint
you mustn't imprint
they mustn't imprint 	I mustn't be imprinting
you mustn't be imprinting
he mustn't be imprinting
we mustn't be imprinting
you mustn't be imprinting
they mustn't be imprinting	I mustn't have imprinted
you mustn't have imprinted
he mustn't have imprinted
we mustn't have imprinted
you mustn't have imprinted
they mustn't have imprinted	I mustn't have been imprinting
you mustn't have been imprinting
he mustn't have been imprinting
we mustn't have been imprinting
you mustn't have been imprinting
they mustn't have been imprinting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I imprint?
must you imprint?
must he imprint?
must we imprint?
must you imprint?
must they imprint? 	must I be imprinting?
must you be imprinting?
must he be imprinting?
must we be imprinting?
must you be imprinting?
must they be imprinting? 	must I have imprinted?
must you have imprinted?
must he have imprinted?
must we have imprinted?
must you have imprinted?
must they have imprinted? 	must I have been imprinting?
must you have been imprinting?
must he have been imprinting?
must we have been imprinting?
must you have been imprinting?
must they have been imprinting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I imprint?
mustn't you imprint?
mustn't he imprint?
mustn't we imprint?
mustn't you imprint?
mustn't they imprint? 	mustn't I be imprinting?
mustn't you be imprinting?
mustn't he be imprinting?
mustn't we be imprinting?
mustn't you be imprinting?
mustn't they be imprinting? 	mustn't I have imprinted?
mustn't you have imprinted?
mustn't he have imprinted?
mustn't we have imprinted?
mustn't you have imprinted?
mustn't they have imprinted? 	mustn't I have been imprinting?
mustn't you have been imprinting?
mustn't he have been imprinting?
mustn't we have been imprinting?
mustn't you have been imprinting?
mustn't they have been imprinting?