must spoke
Regular verb: spoke - spoked- spoked

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must spoke
you must spoke
he must spoke
we must spoke
you must spoke
they must spoke 	I must be spoking
you must be spoking
he must be spoking
we must be spoking
you must be spoking
they must be spoking	I must have spoked
you must have spoked
he must have spoked
we must have spoked
you must have spoked
they must have spoked	I must have been spoking
you must have been spoking
he must have been spoking
we must have been spoking
you must have been spoking
they must have been spoking	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't spoke
you mustn't spoke
he mustn't spoke
we mustn't spoke
you mustn't spoke
they mustn't spoke 	I mustn't be spoking
you mustn't be spoking
he mustn't be spoking
we mustn't be spoking
you mustn't be spoking
they mustn't be spoking	I mustn't have spoked
you mustn't have spoked
he mustn't have spoked
we mustn't have spoked
you mustn't have spoked
they mustn't have spoked	I mustn't have been spoking
you mustn't have been spoking
he mustn't have been spoking
we mustn't have been spoking
you mustn't have been spoking
they mustn't have been spoking	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I spoke?
must you spoke?
must he spoke?
must we spoke?
must you spoke?
must they spoke? 	must I be spoking?
must you be spoking?
must he be spoking?
must we be spoking?
must you be spoking?
must they be spoking? 	must I have spoked?
must you have spoked?
must he have spoked?
must we have spoked?
must you have spoked?
must they have spoked? 	must I have been spoking?
must you have been spoking?
must he have been spoking?
must we have been spoking?
must you have been spoking?
must they have been spoking? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I spoke?
mustn't you spoke?
mustn't he spoke?
mustn't we spoke?
mustn't you spoke?
mustn't they spoke? 	mustn't I be spoking?
mustn't you be spoking?
mustn't he be spoking?
mustn't we be spoking?
mustn't you be spoking?
mustn't they be spoking? 	mustn't I have spoked?
mustn't you have spoked?
mustn't he have spoked?
mustn't we have spoked?
mustn't you have spoked?
mustn't they have spoked? 	mustn't I have been spoking?
mustn't you have been spoking?
mustn't he have been spoking?
mustn't we have been spoking?
mustn't you have been spoking?
mustn't they have been spoking?