must jump-rope
Regular verb: jump-rope - jump-roped- jump-roped

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must jump-rope
you must jump-rope
she must jump-rope
we must jump-rope
you must jump-rope
they must jump-rope 	I must be jump-roping
you must be jump-roping
she must be jump-roping
we must be jump-roping
you must be jump-roping
they must be jump-roping	I must have jump-roped
you must have jump-roped
she must have jump-roped
we must have jump-roped
you must have jump-roped
they must have jump-roped	I must have been jump-roping
you must have been jump-roping
she must have been jump-roping
we must have been jump-roping
you must have been jump-roping
they must have been jump-roping	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not jump-rope
you must not jump-rope
she must not jump-rope
we must not jump-rope
you must not jump-rope
they must not jump-rope 	I must not be jump-roping
you must not be jump-roping
she must not be jump-roping
we must not be jump-roping
you must not be jump-roping
they must not be jump-roping	I must not have jump-roped
you must not have jump-roped
she must not have jump-roped
we must not have jump-roped
you must not have jump-roped
they must not have jump-roped	I must not have been jump-roping
you must not have been jump-roping
she must not have been jump-roping
we must not have been jump-roping
you must not have been jump-roping
they must not have been jump-roping	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I jump-rope?
must you jump-rope?
must she jump-rope?
must we jump-rope?
must you jump-rope?
must they jump-rope? 	must I be jump-roping?
must you be jump-roping?
must she be jump-roping?
must we be jump-roping?
must you be jump-roping?
must they be jump-roping? 	must I have jump-roped?
must you have jump-roped?
must she have jump-roped?
must we have jump-roped?
must you have jump-roped?
must they have jump-roped? 	must I have been jump-roping?
must you have been jump-roping?
must she have been jump-roping?
must we have been jump-roping?
must you have been jump-roping?
must they have been jump-roping? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not jump-rope?
must you not jump-rope?
must she not jump-rope?
must we not jump-rope?
must you not jump-rope?
must they not jump-rope? 	must I not be jump-roping?
must you not be jump-roping?
must she not be jump-roping?
must we not be jump-roping?
must you not be jump-roping?
must they not be jump-roping? 	must I not have jump-roped?
must you not have jump-roped?
must she not have jump-roped?
must we not have jump-roped?
must you not have jump-roped?
must they not have jump-roped? 	must I not have been jump-roping?
must you not have been jump-roping?
must she not have been jump-roping?
must we not have been jump-roping?
must you not have been jump-roping?
must they not have been jump-roping?