must bump-start
Regular verb: bump-start - bump-started- bump-started

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

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

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

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