must christen
Regular verb: christen - christened- christened

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must christen
you must christen
he must christen
we must christen
you must christen
they must christen 	I must be christening
you must be christening
he must be christening
we must be christening
you must be christening
they must be christening	I must have christened
you must have christened
he must have christened
we must have christened
you must have christened
they must have christened	I must have been christening
you must have been christening
he must have been christening
we must have been christening
you must have been christening
they must have been christening	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't christen
you mustn't christen
he mustn't christen
we mustn't christen
you mustn't christen
they mustn't christen 	I mustn't be christening
you mustn't be christening
he mustn't be christening
we mustn't be christening
you mustn't be christening
they mustn't be christening	I mustn't have christened
you mustn't have christened
he mustn't have christened
we mustn't have christened
you mustn't have christened
they mustn't have christened	I mustn't have been christening
you mustn't have been christening
he mustn't have been christening
we mustn't have been christening
you mustn't have been christening
they mustn't have been christening	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I christen?
must you christen?
must he christen?
must we christen?
must you christen?
must they christen? 	must I be christening?
must you be christening?
must he be christening?
must we be christening?
must you be christening?
must they be christening? 	must I have christened?
must you have christened?
must he have christened?
must we have christened?
must you have christened?
must they have christened? 	must I have been christening?
must you have been christening?
must he have been christening?
must we have been christening?
must you have been christening?
must they have been christening? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I christen?
mustn't you christen?
mustn't he christen?
mustn't we christen?
mustn't you christen?
mustn't they christen? 	mustn't I be christening?
mustn't you be christening?
mustn't he be christening?
mustn't we be christening?
mustn't you be christening?
mustn't they be christening? 	mustn't I have christened?
mustn't you have christened?
mustn't he have christened?
mustn't we have christened?
mustn't you have christened?
mustn't they have christened? 	mustn't I have been christening?
mustn't you have been christening?
mustn't he have been christening?
mustn't we have been christening?
mustn't you have been christening?
mustn't they have been christening?