must strip-mine
Regular verb: strip-mine - strip-mined- strip-mined

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must strip-mine
you must strip-mine
he must strip-mine
we must strip-mine
you must strip-mine
they must strip-mine 	I must be strip-mining
you must be strip-mining
he must be strip-mining
we must be strip-mining
you must be strip-mining
they must be strip-mining	I must have strip-mined
you must have strip-mined
he must have strip-mined
we must have strip-mined
you must have strip-mined
they must have strip-mined	I must have been strip-mining
you must have been strip-mining
he must have been strip-mining
we must have been strip-mining
you must have been strip-mining
they must have been strip-mining	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't strip-mine
you mustn't strip-mine
he mustn't strip-mine
we mustn't strip-mine
you mustn't strip-mine
they mustn't strip-mine 	I mustn't be strip-mining
you mustn't be strip-mining
he mustn't be strip-mining
we mustn't be strip-mining
you mustn't be strip-mining
they mustn't be strip-mining	I mustn't have strip-mined
you mustn't have strip-mined
he mustn't have strip-mined
we mustn't have strip-mined
you mustn't have strip-mined
they mustn't have strip-mined	I mustn't have been strip-mining
you mustn't have been strip-mining
he mustn't have been strip-mining
we mustn't have been strip-mining
you mustn't have been strip-mining
they mustn't have been strip-mining	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I strip-mine?
must you strip-mine?
must he strip-mine?
must we strip-mine?
must you strip-mine?
must they strip-mine? 	must I be strip-mining?
must you be strip-mining?
must he be strip-mining?
must we be strip-mining?
must you be strip-mining?
must they be strip-mining? 	must I have strip-mined?
must you have strip-mined?
must he have strip-mined?
must we have strip-mined?
must you have strip-mined?
must they have strip-mined? 	must I have been strip-mining?
must you have been strip-mining?
must he have been strip-mining?
must we have been strip-mining?
must you have been strip-mining?
must they have been strip-mining? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I strip-mine?
mustn't you strip-mine?
mustn't he strip-mine?
mustn't we strip-mine?
mustn't you strip-mine?
mustn't they strip-mine? 	mustn't I be strip-mining?
mustn't you be strip-mining?
mustn't he be strip-mining?
mustn't we be strip-mining?
mustn't you be strip-mining?
mustn't they be strip-mining? 	mustn't I have strip-mined?
mustn't you have strip-mined?
mustn't he have strip-mined?
mustn't we have strip-mined?
mustn't you have strip-mined?
mustn't they have strip-mined? 	mustn't I have been strip-mining?
mustn't you have been strip-mining?
mustn't he have been strip-mining?
mustn't we have been strip-mining?
mustn't you have been strip-mining?
mustn't they have been strip-mining?