must poke
Regular verb: poke - poked- poked

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must poke
you must poke
he must poke
we must poke
you must poke
they must poke 	I must be poking
you must be poking
he must be poking
we must be poking
you must be poking
they must be poking	I must have poked
you must have poked
he must have poked
we must have poked
you must have poked
they must have poked	I must have been poking
you must have been poking
he must have been poking
we must have been poking
you must have been poking
they must have been poking	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't poke
you mustn't poke
he mustn't poke
we mustn't poke
you mustn't poke
they mustn't poke 	I mustn't be poking
you mustn't be poking
he mustn't be poking
we mustn't be poking
you mustn't be poking
they mustn't be poking	I mustn't have poked
you mustn't have poked
he mustn't have poked
we mustn't have poked
you mustn't have poked
they mustn't have poked	I mustn't have been poking
you mustn't have been poking
he mustn't have been poking
we mustn't have been poking
you mustn't have been poking
they mustn't have been poking	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I poke?
must you poke?
must he poke?
must we poke?
must you poke?
must they poke? 	must I be poking?
must you be poking?
must he be poking?
must we be poking?
must you be poking?
must they be poking? 	must I have poked?
must you have poked?
must he have poked?
must we have poked?
must you have poked?
must they have poked? 	must I have been poking?
must you have been poking?
must he have been poking?
must we have been poking?
must you have been poking?
must they have been poking? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I poke?
mustn't you poke?
mustn't he poke?
mustn't we poke?
mustn't you poke?
mustn't they poke? 	mustn't I be poking?
mustn't you be poking?
mustn't he be poking?
mustn't we be poking?
mustn't you be poking?
mustn't they be poking? 	mustn't I have poked?
mustn't you have poked?
mustn't he have poked?
mustn't we have poked?
mustn't you have poked?
mustn't they have poked? 	mustn't I have been poking?
mustn't you have been poking?
mustn't he have been poking?
mustn't we have been poking?
mustn't you have been poking?
mustn't they have been poking?