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
he 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
he 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
he 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
he 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 must not jump-start
you must not jump-start
he must not jump-start
we must not jump-start
you must not jump-start
they must not jump-start 	I must not be jump-starting
you must not be jump-starting
he must not be jump-starting
we must not be jump-starting
you must not be jump-starting
they must not be jump-starting	I must not have jump-started
you must not have jump-started
he must not have jump-started
we must not have jump-started
you must not have jump-started
they must not have jump-started	I must not have been jump-starting
you must not have been jump-starting
he must not have been jump-starting
we must not have been jump-starting
you must not have been jump-starting
they must not have been jump-starting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I jump-start?
must you jump-start?
must he 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 he 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 he 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 he 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 	
must I not jump-start?
must you not jump-start?
must he not jump-start?
must we not jump-start?
must you not jump-start?
must they not jump-start? 	must I not be jump-starting?
must you not be jump-starting?
must he not be jump-starting?
must we not be jump-starting?
must you not be jump-starting?
must they not be jump-starting? 	must I not have jump-started?
must you not have jump-started?
must he not have jump-started?
must we not have jump-started?
must you not have jump-started?
must they not have jump-started? 	must I not have been jump-starting?
must you not have been jump-starting?
must he not have been jump-starting?
must we not have been jump-starting?
must you not have been jump-starting?
must they not have been jump-starting?