must jump-start
Regular verb: jump-start - jump-started- jump-started

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must jump-start
you must jump-start
she must jump-start
we must jump-start
you must jump-start
they must jump-start 	I must be jump-starting
you must be jump-starting
she must be jump-starting
we must be jump-starting
you must be jump-starting
they must be jump-starting	I must have jump-started
you must have jump-started
she must have jump-started
we must have jump-started
you must have jump-started
they must have jump-started	I must have been jump-starting
you must have been jump-starting
she must have been jump-starting
we must have been jump-starting
you must have been jump-starting
they must have been jump-starting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't jump-start
you mustn't jump-start
she mustn't jump-start
we mustn't jump-start
you mustn't jump-start
they mustn't jump-start 	I mustn't be jump-starting
you mustn't be jump-starting
she mustn't be jump-starting
we mustn't be jump-starting
you mustn't be jump-starting
they mustn't be jump-starting	I mustn't have jump-started
you mustn't have jump-started
she mustn't have jump-started
we mustn't have jump-started
you mustn't have jump-started
they mustn't have jump-started	I mustn't have been jump-starting
you mustn't have been jump-starting
she mustn't have been jump-starting
we mustn't have been jump-starting
you mustn't have been jump-starting
they mustn't have been jump-starting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I jump-start?
must you jump-start?
must she jump-start?
must we jump-start?
must you jump-start?
must they jump-start? 	must I be jump-starting?
must you be jump-starting?
must she be jump-starting?
must we be jump-starting?
must you be jump-starting?
must they be jump-starting? 	must I have jump-started?
must you have jump-started?
must she have jump-started?
must we have jump-started?
must you have jump-started?
must they have jump-started? 	must I have been jump-starting?
must you have been jump-starting?
must she have been jump-starting?
must we have been jump-starting?
must you have been jump-starting?
must they have been jump-starting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I jump-start?
mustn't you jump-start?
mustn't she jump-start?
mustn't we jump-start?
mustn't you jump-start?
mustn't they jump-start? 	mustn't I be jump-starting?
mustn't you be jump-starting?
mustn't she be jump-starting?
mustn't we be jump-starting?
mustn't you be jump-starting?
mustn't they be jump-starting? 	mustn't I have jump-started?
mustn't you have jump-started?
mustn't she have jump-started?
mustn't we have jump-started?
mustn't you have jump-started?
mustn't they have jump-started? 	mustn't I have been jump-starting?
mustn't you have been jump-starting?
mustn't she have been jump-starting?
mustn't we have been jump-starting?
mustn't you have been jump-starting?
mustn't they have been jump-starting?