must instate
Regular verb: instate - instated- instated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must instate
you must instate
she must instate
we must instate
you must instate
they must instate 	I must be instating
you must be instating
she must be instating
we must be instating
you must be instating
they must be instating	I must have instated
you must have instated
she must have instated
we must have instated
you must have instated
they must have instated	I must have been instating
you must have been instating
she must have been instating
we must have been instating
you must have been instating
they must have been instating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't instate
you mustn't instate
she mustn't instate
we mustn't instate
you mustn't instate
they mustn't instate 	I mustn't be instating
you mustn't be instating
she mustn't be instating
we mustn't be instating
you mustn't be instating
they mustn't be instating	I mustn't have instated
you mustn't have instated
she mustn't have instated
we mustn't have instated
you mustn't have instated
they mustn't have instated	I mustn't have been instating
you mustn't have been instating
she mustn't have been instating
we mustn't have been instating
you mustn't have been instating
they mustn't have been instating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I instate?
must you instate?
must she instate?
must we instate?
must you instate?
must they instate? 	must I be instating?
must you be instating?
must she be instating?
must we be instating?
must you be instating?
must they be instating? 	must I have instated?
must you have instated?
must she have instated?
must we have instated?
must you have instated?
must they have instated? 	must I have been instating?
must you have been instating?
must she have been instating?
must we have been instating?
must you have been instating?
must they have been instating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I instate?
mustn't you instate?
mustn't she instate?
mustn't we instate?
mustn't you instate?
mustn't they instate? 	mustn't I be instating?
mustn't you be instating?
mustn't she be instating?
mustn't we be instating?
mustn't you be instating?
mustn't they be instating? 	mustn't I have instated?
mustn't you have instated?
mustn't she have instated?
mustn't we have instated?
mustn't you have instated?
mustn't they have instated? 	mustn't I have been instating?
mustn't you have been instating?
mustn't she have been instating?
mustn't we have been instating?
mustn't you have been instating?
mustn't they have been instating?