must ensphere
Regular verb: ensphere - ensphered- ensphered

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must ensphere
you must ensphere
he must ensphere
we must ensphere
you must ensphere
they must ensphere 	I must be ensphering
you must be ensphering
he must be ensphering
we must be ensphering
you must be ensphering
they must be ensphering	I must have ensphered
you must have ensphered
he must have ensphered
we must have ensphered
you must have ensphered
they must have ensphered	I must have been ensphering
you must have been ensphering
he must have been ensphering
we must have been ensphering
you must have been ensphering
they must have been ensphering	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't ensphere
you mustn't ensphere
he mustn't ensphere
we mustn't ensphere
you mustn't ensphere
they mustn't ensphere 	I mustn't be ensphering
you mustn't be ensphering
he mustn't be ensphering
we mustn't be ensphering
you mustn't be ensphering
they mustn't be ensphering	I mustn't have ensphered
you mustn't have ensphered
he mustn't have ensphered
we mustn't have ensphered
you mustn't have ensphered
they mustn't have ensphered	I mustn't have been ensphering
you mustn't have been ensphering
he mustn't have been ensphering
we mustn't have been ensphering
you mustn't have been ensphering
they mustn't have been ensphering	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I ensphere?
must you ensphere?
must he ensphere?
must we ensphere?
must you ensphere?
must they ensphere? 	must I be ensphering?
must you be ensphering?
must he be ensphering?
must we be ensphering?
must you be ensphering?
must they be ensphering? 	must I have ensphered?
must you have ensphered?
must he have ensphered?
must we have ensphered?
must you have ensphered?
must they have ensphered? 	must I have been ensphering?
must you have been ensphering?
must he have been ensphering?
must we have been ensphering?
must you have been ensphering?
must they have been ensphering? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I ensphere?
mustn't you ensphere?
mustn't he ensphere?
mustn't we ensphere?
mustn't you ensphere?
mustn't they ensphere? 	mustn't I be ensphering?
mustn't you be ensphering?
mustn't he be ensphering?
mustn't we be ensphering?
mustn't you be ensphering?
mustn't they be ensphering? 	mustn't I have ensphered?
mustn't you have ensphered?
mustn't he have ensphered?
mustn't we have ensphered?
mustn't you have ensphered?
mustn't they have ensphered? 	mustn't I have been ensphering?
mustn't you have been ensphering?
mustn't he have been ensphering?
mustn't we have been ensphering?
mustn't you have been ensphering?
mustn't they have been ensphering?