must distend
Regular verb: distend - distended- distended

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must distend
you must distend
he must distend
we must distend
you must distend
they must distend 	I must be distending
you must be distending
he must be distending
we must be distending
you must be distending
they must be distending	I must have distended
you must have distended
he must have distended
we must have distended
you must have distended
they must have distended	I must have been distending
you must have been distending
he must have been distending
we must have been distending
you must have been distending
they must have been distending	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't distend
you mustn't distend
he mustn't distend
we mustn't distend
you mustn't distend
they mustn't distend 	I mustn't be distending
you mustn't be distending
he mustn't be distending
we mustn't be distending
you mustn't be distending
they mustn't be distending	I mustn't have distended
you mustn't have distended
he mustn't have distended
we mustn't have distended
you mustn't have distended
they mustn't have distended	I mustn't have been distending
you mustn't have been distending
he mustn't have been distending
we mustn't have been distending
you mustn't have been distending
they mustn't have been distending	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I distend?
must you distend?
must he distend?
must we distend?
must you distend?
must they distend? 	must I be distending?
must you be distending?
must he be distending?
must we be distending?
must you be distending?
must they be distending? 	must I have distended?
must you have distended?
must he have distended?
must we have distended?
must you have distended?
must they have distended? 	must I have been distending?
must you have been distending?
must he have been distending?
must we have been distending?
must you have been distending?
must they have been distending? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I distend?
mustn't you distend?
mustn't he distend?
mustn't we distend?
mustn't you distend?
mustn't they distend? 	mustn't I be distending?
mustn't you be distending?
mustn't he be distending?
mustn't we be distending?
mustn't you be distending?
mustn't they be distending? 	mustn't I have distended?
mustn't you have distended?
mustn't he have distended?
mustn't we have distended?
mustn't you have distended?
mustn't they have distended? 	mustn't I have been distending?
mustn't you have been distending?
mustn't he have been distending?
mustn't we have been distending?
mustn't you have been distending?
mustn't they have been distending?